Changes between Initial Version and Version 1 of Ticket #15403


Ignore:
Timestamp:
Jun 11, 2024, 9:36:19 AM (17 months ago)
Author:
Eric Pettersen
Comment:

Legend:

Unmodified
Added
Removed
Modified

  • Ticket #15403

    • Property Component Unassigned → Third Party
    • Property Owner set to Tristan Croll
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Status new → assigned
    • Property Summary ChimeraX bug report submission → ISOLDE tug: Assertion failure at CustomExternalForce.cpp:104. Index out of range

  • Ticket #15403 – Description

    initial v1  
    30823082range 
    30833083 
    3084 Error processing trigger "changes": 
    3085 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3086 range 
    3087  
    3088 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3089 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3090 update_targets 
    3091 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3092 indices, params) 
    3093  
    3094 See log for complete Python traceback. 
    3095  
    3096 Traceback (most recent call last): 
    3097 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3098 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3099 return self._func(self._name, data) 
    3100 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3101 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3102 _tug_changed_cb 
    3103 self.sim_handler.update_tuggables(all_changeds) 
    3104 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3105 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3106 update_tuggables 
    3107 force.update_targets(tuggables.sim_indices, 
    3108 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3109 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3110 update_targets 
    3111 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3112 indices, params) 
    3113 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3114 range 
    3115  
    3116 Error processing trigger "changes": 
    3117 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3118 range 
    3119  
    3120 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3121 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3122 update_targets 
    3123 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3124 indices, params) 
    3125  
    3126 See log for complete Python traceback. 
    3127  
    3128 Traceback (most recent call last): 
    3129 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3130 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3131 return self._func(self._name, data) 
    3132 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3133 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3134 _tug_changed_cb 
    3135 self.sim_handler.update_tuggables(all_changeds) 
    3136 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3137 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3138 update_tuggables 
    3139 force.update_targets(tuggables.sim_indices, 
    3140 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3141 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3142 update_targets 
    3143 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3144 indices, params) 
    3145 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3146 range 
    3147  
    3148 Error processing trigger "changes": 
    3149 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3150 range 
    3151  
    3152 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3153 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3154 update_targets 
    3155 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3156 indices, params) 
    3157  
    3158 See log for complete Python traceback. 
    3159  
    3160 Traceback (most recent call last): 
    3161 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3162 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3163 return self._func(self._name, data) 
    3164 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3165 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3166 _tug_changed_cb 
    3167 self.sim_handler.update_tuggables(all_changeds) 
    3168 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3169 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3170 update_tuggables 
    3171 force.update_targets(tuggables.sim_indices, 
    3172 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3173 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3174 update_targets 
    3175 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3176 indices, params) 
    3177 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3178 range 
    3179  
    3180 Error processing trigger "changes": 
    3181 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3182 range 
    3183  
    3184 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3185 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3186 update_targets 
    3187 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3188 indices, params) 
    3189  
    3190 See log for complete Python traceback. 
    3191  
    3192 Traceback (most recent call last): 
    3193 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3194 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3195 return self._func(self._name, data) 
    3196 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3197 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3198 _tug_changed_cb 
    3199 self.sim_handler.update_tuggables(all_changeds) 
    3200 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3201 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3202 update_tuggables 
    3203 force.update_targets(tuggables.sim_indices, 
    3204 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3205 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3206 update_targets 
    3207 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3208 indices, params) 
    3209 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3210 range 
    3211  
    3212 Error processing trigger "changes": 
    3213 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3214 range 
    3215  
    3216 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3217 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3218 update_targets 
    3219 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3220 indices, params) 
    3221  
    3222 See log for complete Python traceback. 
    3223  
    3224 Traceback (most recent call last): 
    3225 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3226 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3227 return self._func(self._name, data) 
    3228 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3229 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3230 _tug_changed_cb 
    3231 self.sim_handler.update_tuggables(all_changeds) 
    3232 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3233 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3234 update_tuggables 
    3235 force.update_targets(tuggables.sim_indices, 
    3236 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3237 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3238 update_targets 
    3239 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3240 indices, params) 
    3241 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3242 range 
    3243  
    3244 Error processing trigger "changes": 
    3245 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3246 range 
    3247  
    3248 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3249 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3250 update_targets 
    3251 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3252 indices, params) 
    3253  
    3254 See log for complete Python traceback. 
    3255  
    3256 Traceback (most recent call last): 
    3257 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3258 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3259 return self._func(self._name, data) 
    3260 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3261 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3262 _tug_changed_cb 
    3263 self.sim_handler.update_tuggables(all_changeds) 
    3264 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3265 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3266 update_tuggables 
    3267 force.update_targets(tuggables.sim_indices, 
    3268 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3269 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3270 update_targets 
    3271 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3272 indices, params) 
    3273 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3274 range 
    3275  
    3276 Error processing trigger "changes": 
    3277 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3278 range 
    3279  
    3280 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3281 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3282 update_targets 
    3283 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3284 indices, params) 
    3285  
    3286 See log for complete Python traceback. 
    3287  
    3288 Traceback (most recent call last): 
    3289 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3290 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3291 return self._func(self._name, data) 
    3292 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3293 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3294 _tug_changed_cb 
    3295 self.sim_handler.update_tuggables(all_changeds) 
    3296 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3297 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3298 update_tuggables 
    3299 force.update_targets(tuggables.sim_indices, 
    3300 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3301 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3302 update_targets 
    3303 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3304 indices, params) 
    3305 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3306 range 
    3307  
    3308 Error processing trigger "changes": 
    3309 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3310 range 
    3311  
    3312 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3313 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3314 update_targets 
    3315 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3316 indices, params) 
    3317  
    3318 See log for complete Python traceback. 
    3319  
    3320 Traceback (most recent call last): 
    3321 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3322 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3323 return self._func(self._name, data) 
    3324 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3325 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3326 _tug_changed_cb 
    3327 self.sim_handler.update_tuggables(all_changeds) 
    3328 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3329 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3330 update_tuggables 
    3331 force.update_targets(tuggables.sim_indices, 
    3332 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3333 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3334 update_targets 
    3335 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3336 indices, params) 
    3337 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3338 range 
    3339  
    3340 Error processing trigger "changes": 
    3341 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3342 range 
    3343  
    3344 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3345 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3346 update_targets 
    3347 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3348 indices, params) 
    3349  
    3350 See log for complete Python traceback. 
    3351  
    3352 Traceback (most recent call last): 
    3353 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3354 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3355 return self._func(self._name, data) 
    3356 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3357 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3358 _tug_changed_cb 
    3359 self.sim_handler.update_tuggables(all_changeds) 
    3360 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3361 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3362 update_tuggables 
    3363 force.update_targets(tuggables.sim_indices, 
    3364 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3365 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3366 update_targets 
    3367 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3368 indices, params) 
    3369 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3370 range 
    3371  
    3372 Error processing trigger "changes": 
    3373 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3374 range 
    3375  
    3376 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3377 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3378 update_targets 
    3379 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3380 indices, params) 
    3381  
    3382 See log for complete Python traceback. 
    3383  
    3384 Traceback (most recent call last): 
    3385 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3386 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3387 return self._func(self._name, data) 
    3388 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3389 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3390 _tug_changed_cb 
    3391 self.sim_handler.update_tuggables(all_changeds) 
    3392 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3393 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3394 update_tuggables 
    3395 force.update_targets(tuggables.sim_indices, 
    3396 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3397 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3398 update_targets 
    3399 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3400 indices, params) 
    3401 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3402 range 
    3403  
    3404 Error processing trigger "changes": 
    3405 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3406 range 
    3407  
    3408 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3409 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3410 update_targets 
    3411 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3412 indices, params) 
    3413  
    3414 See log for complete Python traceback. 
    3415  
    3416 Traceback (most recent call last): 
    3417 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3418 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3419 return self._func(self._name, data) 
    3420 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3421 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3422 _tug_changed_cb 
    3423 self.sim_handler.update_tuggables(all_changeds) 
    3424 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3425 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3426 update_tuggables 
    3427 force.update_targets(tuggables.sim_indices, 
    3428 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3429 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3430 update_targets 
    3431 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3432 indices, params) 
    3433 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3434 range 
    3435  
    3436 Error processing trigger "changes": 
    3437 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3438 range 
    3439  
    3440 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3441 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3442 update_targets 
    3443 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3444 indices, params) 
    3445  
    3446 See log for complete Python traceback. 
    3447  
    3448 Traceback (most recent call last): 
    3449 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3450 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3451 return self._func(self._name, data) 
    3452 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3453 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3454 _tug_changed_cb 
    3455 self.sim_handler.update_tuggables(all_changeds) 
    3456 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3457 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3458 update_tuggables 
    3459 force.update_targets(tuggables.sim_indices, 
    3460 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3461 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3462 update_targets 
    3463 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3464 indices, params) 
    3465 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3466 range 
    3467  
    3468 Error processing trigger "changes": 
    3469 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3470 range 
    3471  
    3472 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3473 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3474 update_targets 
    3475 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3476 indices, params) 
    3477  
    3478 See log for complete Python traceback. 
    3479  
    3480 Traceback (most recent call last): 
    3481 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3482 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3483 return self._func(self._name, data) 
    3484 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3485 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3486 _tug_changed_cb 
    3487 self.sim_handler.update_tuggables(all_changeds) 
    3488 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3489 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3490 update_tuggables 
    3491 force.update_targets(tuggables.sim_indices, 
    3492 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3493 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3494 update_targets 
    3495 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3496 indices, params) 
    3497 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3498 range 
    3499  
    3500 Error processing trigger "changes": 
    3501 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3502 range 
    3503  
    3504 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3505 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3506 update_targets 
    3507 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3508 indices, params) 
    3509  
    3510 See log for complete Python traceback. 
    3511  
    3512 Traceback (most recent call last): 
    3513 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3514 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3515 return self._func(self._name, data) 
    3516 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3517 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3518 _tug_changed_cb 
    3519 self.sim_handler.update_tuggables(all_changeds) 
    3520 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3521 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3522 update_tuggables 
    3523 force.update_targets(tuggables.sim_indices, 
    3524 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3525 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3526 update_targets 
    3527 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3528 indices, params) 
    3529 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3530 range 
    3531  
    3532 Error processing trigger "changes": 
    3533 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3534 range 
    3535  
    3536 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3537 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3538 update_targets 
    3539 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3540 indices, params) 
    3541  
    3542 See log for complete Python traceback. 
    3543  
    3544 Traceback (most recent call last): 
    3545 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3546 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3547 return self._func(self._name, data) 
    3548 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3549 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3550 _tug_changed_cb 
    3551 self.sim_handler.update_tuggables(all_changeds) 
    3552 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3553 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3554 update_tuggables 
    3555 force.update_targets(tuggables.sim_indices, 
    3556 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3557 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3558 update_targets 
    3559 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3560 indices, params) 
    3561 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3562 range 
    3563  
    3564 Error processing trigger "changes": 
    3565 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3566 range 
    3567  
    3568 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3569 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3570 update_targets 
    3571 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3572 indices, params) 
    3573  
    3574 See log for complete Python traceback. 
    3575  
    3576 Traceback (most recent call last): 
    3577 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3578 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3579 return self._func(self._name, data) 
    3580 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3581 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3582 _tug_changed_cb 
    3583 self.sim_handler.update_tuggables(all_changeds) 
    3584 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3585 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3586 update_tuggables 
    3587 force.update_targets(tuggables.sim_indices, 
    3588 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3589 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3590 update_targets 
    3591 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3592 indices, params) 
    3593 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3594 range 
    3595  
    3596 Error processing trigger "changes": 
    3597 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3598 range 
    3599  
    3600 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3601 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3602 update_targets 
    3603 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3604 indices, params) 
    3605  
    3606 See log for complete Python traceback. 
    3607  
    3608 Traceback (most recent call last): 
    3609 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3610 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3611 return self._func(self._name, data) 
    3612 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3613 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3614 _tug_changed_cb 
    3615 self.sim_handler.update_tuggables(all_changeds) 
    3616 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3617 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3618 update_tuggables 
    3619 force.update_targets(tuggables.sim_indices, 
    3620 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3621 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3622 update_targets 
    3623 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3624 indices, params) 
    3625 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3626 range 
    3627  
    3628 Error processing trigger "changes": 
    3629 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3630 range 
    3631  
    3632 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3633 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3634 update_targets 
    3635 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3636 indices, params) 
    3637  
    3638 See log for complete Python traceback. 
    3639  
    3640 Traceback (most recent call last): 
    3641 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3642 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3643 return self._func(self._name, data) 
    3644 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3645 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3646 _tug_changed_cb 
    3647 self.sim_handler.update_tuggables(all_changeds) 
    3648 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3649 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3650 update_tuggables 
    3651 force.update_targets(tuggables.sim_indices, 
    3652 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3653 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3654 update_targets 
    3655 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3656 indices, params) 
    3657 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3658 range 
    3659  
    3660 Error processing trigger "changes": 
    3661 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3662 range 
    3663  
    3664 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3665 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3666 update_targets 
    3667 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3668 indices, params) 
    3669  
    3670 See log for complete Python traceback. 
    3671  
    3672 Traceback (most recent call last): 
    3673 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3674 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3675 return self._func(self._name, data) 
    3676 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3677 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3678 _tug_changed_cb 
    3679 self.sim_handler.update_tuggables(all_changeds) 
    3680 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3681 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3682 update_tuggables 
    3683 force.update_targets(tuggables.sim_indices, 
    3684 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3685 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3686 update_targets 
    3687 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3688 indices, params) 
    3689 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3690 range 
    3691  
    3692 Error processing trigger "changes": 
    3693 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3694 range 
    3695  
    3696 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3697 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3698 update_targets 
    3699 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3700 indices, params) 
    3701  
    3702 See log for complete Python traceback. 
    3703  
    3704 Traceback (most recent call last): 
    3705 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3706 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3707 return self._func(self._name, data) 
    3708 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3709 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3710 _tug_changed_cb 
    3711 self.sim_handler.update_tuggables(all_changeds) 
    3712 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3713 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3714 update_tuggables 
    3715 force.update_targets(tuggables.sim_indices, 
    3716 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3717 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3718 update_targets 
    3719 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3720 indices, params) 
    3721 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3722 range 
    3723  
    3724 Error processing trigger "changes": 
    3725 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3726 range 
    3727  
    3728 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3729 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3730 update_targets 
    3731 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3732 indices, params) 
    3733  
    3734 See log for complete Python traceback. 
    3735  
    3736 Traceback (most recent call last): 
    3737 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3738 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3739 return self._func(self._name, data) 
    3740 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3741 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3742 _tug_changed_cb 
    3743 self.sim_handler.update_tuggables(all_changeds) 
    3744 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3745 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3746 update_tuggables 
    3747 force.update_targets(tuggables.sim_indices, 
    3748 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3749 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3750 update_targets 
    3751 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3752 indices, params) 
    3753 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3754 range 
    3755  
    3756 Error processing trigger "changes": 
    3757 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3758 range 
    3759  
    3760 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3761 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3762 update_targets 
    3763 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3764 indices, params) 
    3765  
    3766 See log for complete Python traceback. 
    3767  
    3768 Traceback (most recent call last): 
    3769 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3770 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3771 return self._func(self._name, data) 
    3772 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3773 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3774 _tug_changed_cb 
    3775 self.sim_handler.update_tuggables(all_changeds) 
    3776 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3777 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3778 update_tuggables 
    3779 force.update_targets(tuggables.sim_indices, 
    3780 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3781 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3782 update_targets 
    3783 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3784 indices, params) 
    3785 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3786 range 
    3787  
    3788 Error processing trigger "changes": 
    3789 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3790 range 
    3791  
    3792 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3793 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3794 update_targets 
    3795 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3796 indices, params) 
    3797  
    3798 See log for complete Python traceback. 
    3799  
    3800 Traceback (most recent call last): 
    3801 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3802 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3803 return self._func(self._name, data) 
    3804 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3805 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3806 _tug_changed_cb 
    3807 self.sim_handler.update_tuggables(all_changeds) 
    3808 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3809 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3810 update_tuggables 
    3811 force.update_targets(tuggables.sim_indices, 
    3812 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3813 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3814 update_targets 
    3815 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3816 indices, params) 
    3817 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3818 range 
    3819  
    3820 Error processing trigger "changes": 
    3821 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3822 range 
    3823  
    3824 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3825 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3826 update_targets 
    3827 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3828 indices, params) 
    3829  
    3830 See log for complete Python traceback. 
    3831  
    3832 Traceback (most recent call last): 
    3833 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3834 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3835 return self._func(self._name, data) 
    3836 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3837 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3838 _tug_changed_cb 
    3839 self.sim_handler.update_tuggables(all_changeds) 
    3840 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3841 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3842 update_tuggables 
    3843 force.update_targets(tuggables.sim_indices, 
    3844 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3845 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3846 update_targets 
    3847 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3848 indices, params) 
    3849 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3850 range 
    3851  
    3852 Error processing trigger "changes": 
    3853 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3854 range 
    3855  
    3856 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3857 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3858 update_targets 
    3859 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3860 indices, params) 
    3861  
    3862 See log for complete Python traceback. 
    3863  
    3864 Traceback (most recent call last): 
    3865 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3866 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3867 return self._func(self._name, data) 
    3868 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3869 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3870 _tug_changed_cb 
    3871 self.sim_handler.update_tuggables(all_changeds) 
    3872 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3873 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3874 update_tuggables 
    3875 force.update_targets(tuggables.sim_indices, 
    3876 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3877 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3878 update_targets 
    3879 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3880 indices, params) 
    3881 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3882 range 
    3883  
    3884 Error processing trigger "changes": 
    3885 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3886 range 
    3887  
    3888 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3889 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3890 update_targets 
    3891 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3892 indices, params) 
    3893  
    3894 See log for complete Python traceback. 
    3895  
    3896 Traceback (most recent call last): 
    3897 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3898 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3899 return self._func(self._name, data) 
    3900 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3901 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3902 _tug_changed_cb 
    3903 self.sim_handler.update_tuggables(all_changeds) 
    3904 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3905 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3906 update_tuggables 
    3907 force.update_targets(tuggables.sim_indices, 
    3908 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3909 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3910 update_targets 
    3911 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3912 indices, params) 
    3913 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3914 range 
    3915  
    3916 Error processing trigger "changes": 
    3917 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3918 range 
    3919  
    3920 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3921 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3922 update_targets 
    3923 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3924 indices, params) 
    3925  
    3926 See log for complete Python traceback. 
    3927  
    3928 Traceback (most recent call last): 
    3929 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3930 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3931 return self._func(self._name, data) 
    3932 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3933 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3934 _tug_changed_cb 
    3935 self.sim_handler.update_tuggables(all_changeds) 
    3936 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3937 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3938 update_tuggables 
    3939 force.update_targets(tuggables.sim_indices, 
    3940 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3941 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3942 update_targets 
    3943 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3944 indices, params) 
    3945 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3946 range 
    3947  
    3948 Error processing trigger "changes": 
    3949 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3950 range 
    3951  
    3952 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3953 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3954 update_targets 
    3955 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3956 indices, params) 
    3957  
    3958 See log for complete Python traceback. 
    3959  
    3960 Traceback (most recent call last): 
    3961 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3962 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3963 return self._func(self._name, data) 
    3964 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3965 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3966 _tug_changed_cb 
    3967 self.sim_handler.update_tuggables(all_changeds) 
    3968 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3969 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    3970 update_tuggables 
    3971 force.update_targets(tuggables.sim_indices, 
    3972 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3973 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3974 update_targets 
    3975 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3976 indices, params) 
    3977 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3978 range 
    3979  
    3980 Error processing trigger "changes": 
    3981 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    3982 range 
    3983  
    3984 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3985 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    3986 update_targets 
    3987 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    3988 indices, params) 
    3989  
    3990 See log for complete Python traceback. 
    3991  
    3992 Traceback (most recent call last): 
    3993 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    3994 packages/chimerax/core/triggerset.py", line 138, in invoke 
    3995 return self._func(self._name, data) 
    3996 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    3997 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    3998 _tug_changed_cb 
    3999 self.sim_handler.update_tuggables(all_changeds) 
    4000 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4001 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4002 update_tuggables 
    4003 force.update_targets(tuggables.sim_indices, 
    4004 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4005 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4006 update_targets 
    4007 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4008 indices, params) 
    4009 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4010 range 
    4011  
    4012 Error processing trigger "changes": 
    4013 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4014 range 
    4015  
    4016 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4017 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4018 update_targets 
    4019 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4020 indices, params) 
    4021  
    4022 See log for complete Python traceback. 
    4023  
    4024 Traceback (most recent call last): 
    4025 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4026 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4027 return self._func(self._name, data) 
    4028 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4029 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4030 _tug_changed_cb 
    4031 self.sim_handler.update_tuggables(all_changeds) 
    4032 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4033 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4034 update_tuggables 
    4035 force.update_targets(tuggables.sim_indices, 
    4036 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4037 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4038 update_targets 
    4039 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4040 indices, params) 
    4041 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4042 range 
    4043  
    4044 Error processing trigger "changes": 
    4045 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4046 range 
    4047  
    4048 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4049 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4050 update_targets 
    4051 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4052 indices, params) 
    4053  
    4054 See log for complete Python traceback. 
    4055  
    4056 Traceback (most recent call last): 
    4057 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4058 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4059 return self._func(self._name, data) 
    4060 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4061 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4062 _tug_changed_cb 
    4063 self.sim_handler.update_tuggables(all_changeds) 
    4064 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4065 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4066 update_tuggables 
    4067 force.update_targets(tuggables.sim_indices, 
    4068 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4069 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4070 update_targets 
    4071 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4072 indices, params) 
    4073 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4074 range 
    4075  
    4076 Error processing trigger "changes": 
    4077 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4078 range 
    4079  
    4080 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4081 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4082 update_targets 
    4083 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4084 indices, params) 
    4085  
    4086 See log for complete Python traceback. 
    4087  
    4088 Traceback (most recent call last): 
    4089 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4090 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4091 return self._func(self._name, data) 
    4092 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4093 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4094 _tug_changed_cb 
    4095 self.sim_handler.update_tuggables(all_changeds) 
    4096 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4097 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4098 update_tuggables 
    4099 force.update_targets(tuggables.sim_indices, 
    4100 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4101 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4102 update_targets 
    4103 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4104 indices, params) 
    4105 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4106 range 
    4107  
    4108 Error processing trigger "changes": 
    4109 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4110 range 
    4111  
    4112 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4113 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4114 update_targets 
    4115 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4116 indices, params) 
    4117  
    4118 See log for complete Python traceback. 
    4119  
    4120 Traceback (most recent call last): 
    4121 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4122 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4123 return self._func(self._name, data) 
    4124 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4125 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4126 _tug_changed_cb 
    4127 self.sim_handler.update_tuggables(all_changeds) 
    4128 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4129 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4130 update_tuggables 
    4131 force.update_targets(tuggables.sim_indices, 
    4132 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4133 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4134 update_targets 
    4135 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4136 indices, params) 
    4137 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4138 range 
    4139  
    4140 Error processing trigger "changes": 
    4141 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4142 range 
    4143  
    4144 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4145 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4146 update_targets 
    4147 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4148 indices, params) 
    4149  
    4150 See log for complete Python traceback. 
    4151  
    4152 Traceback (most recent call last): 
    4153 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4154 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4155 return self._func(self._name, data) 
    4156 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4157 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4158 _tug_changed_cb 
    4159 self.sim_handler.update_tuggables(all_changeds) 
    4160 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4161 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4162 update_tuggables 
    4163 force.update_targets(tuggables.sim_indices, 
    4164 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4165 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4166 update_targets 
    4167 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4168 indices, params) 
    4169 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4170 range 
    4171  
    4172 Error processing trigger "changes": 
    4173 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4174 range 
    4175  
    4176 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4177 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4178 update_targets 
    4179 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4180 indices, params) 
    4181  
    4182 See log for complete Python traceback. 
    4183  
    4184 Traceback (most recent call last): 
    4185 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4186 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4187 return self._func(self._name, data) 
    4188 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4189 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4190 _tug_changed_cb 
    4191 self.sim_handler.update_tuggables(all_changeds) 
    4192 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4193 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4194 update_tuggables 
    4195 force.update_targets(tuggables.sim_indices, 
    4196 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4197 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4198 update_targets 
    4199 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4200 indices, params) 
    4201 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4202 range 
    4203  
    4204 Error processing trigger "changes": 
    4205 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4206 range 
    4207  
    4208 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4209 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4210 update_targets 
    4211 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4212 indices, params) 
    4213  
    4214 See log for complete Python traceback. 
    4215  
    4216 Traceback (most recent call last): 
    4217 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4218 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4219 return self._func(self._name, data) 
    4220 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4221 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4222 _tug_changed_cb 
    4223 self.sim_handler.update_tuggables(all_changeds) 
    4224 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4225 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4226 update_tuggables 
    4227 force.update_targets(tuggables.sim_indices, 
    4228 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4229 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4230 update_targets 
    4231 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4232 indices, params) 
    4233 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4234 range 
    4235  
    4236 Error processing trigger "changes": 
    4237 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4238 range 
    4239  
    4240 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4241 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4242 update_targets 
    4243 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4244 indices, params) 
    4245  
    4246 See log for complete Python traceback. 
    4247  
    4248 Traceback (most recent call last): 
    4249 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4250 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4251 return self._func(self._name, data) 
    4252 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4253 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4254 _tug_changed_cb 
    4255 self.sim_handler.update_tuggables(all_changeds) 
    4256 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4257 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4258 update_tuggables 
    4259 force.update_targets(tuggables.sim_indices, 
    4260 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4261 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4262 update_targets 
    4263 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4264 indices, params) 
    4265 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4266 range 
    4267  
    4268 Error processing trigger "changes": 
    4269 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4270 range 
    4271  
    4272 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4273 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4274 update_targets 
    4275 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4276 indices, params) 
    4277  
    4278 See log for complete Python traceback. 
    4279  
    4280 Traceback (most recent call last): 
    4281 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4282 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4283 return self._func(self._name, data) 
    4284 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4285 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4286 _tug_changed_cb 
    4287 self.sim_handler.update_tuggables(all_changeds) 
    4288 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4289 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4290 update_tuggables 
    4291 force.update_targets(tuggables.sim_indices, 
    4292 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4293 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4294 update_targets 
    4295 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4296 indices, params) 
    4297 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4298 range 
    4299  
    4300 Error processing trigger "changes": 
    4301 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4302 range 
    4303  
    4304 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4305 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4306 update_targets 
    4307 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4308 indices, params) 
    4309  
    4310 See log for complete Python traceback. 
    4311  
    4312 Traceback (most recent call last): 
    4313 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4314 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4315 return self._func(self._name, data) 
    4316 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4317 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4318 _tug_changed_cb 
    4319 self.sim_handler.update_tuggables(all_changeds) 
    4320 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4321 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4322 update_tuggables 
    4323 force.update_targets(tuggables.sim_indices, 
    4324 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4325 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4326 update_targets 
    4327 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4328 indices, params) 
    4329 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4330 range 
    4331  
    4332 Error processing trigger "changes": 
    4333 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4334 range 
    4335  
    4336 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4337 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4338 update_targets 
    4339 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4340 indices, params) 
    4341  
    4342 See log for complete Python traceback. 
    4343  
    4344 Traceback (most recent call last): 
    4345 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4346 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4347 return self._func(self._name, data) 
    4348 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4349 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4350 _tug_changed_cb 
    4351 self.sim_handler.update_tuggables(all_changeds) 
    4352 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4353 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4354 update_tuggables 
    4355 force.update_targets(tuggables.sim_indices, 
    4356 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4357 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4358 update_targets 
    4359 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4360 indices, params) 
    4361 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4362 range 
    4363  
    4364 Error processing trigger "changes": 
    4365 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4366 range 
    4367  
    4368 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4369 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4370 update_targets 
    4371 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4372 indices, params) 
    4373  
    4374 See log for complete Python traceback. 
    4375  
    4376 Traceback (most recent call last): 
    4377 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4378 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4379 return self._func(self._name, data) 
    4380 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4381 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4382 _tug_changed_cb 
    4383 self.sim_handler.update_tuggables(all_changeds) 
    4384 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4385 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4386 update_tuggables 
    4387 force.update_targets(tuggables.sim_indices, 
    4388 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4389 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4390 update_targets 
    4391 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4392 indices, params) 
    4393 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4394 range 
    4395  
    4396 Error processing trigger "changes": 
    4397 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4398 range 
    4399  
    4400 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4401 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4402 update_targets 
    4403 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4404 indices, params) 
    4405  
    4406 See log for complete Python traceback. 
    4407  
    4408 Traceback (most recent call last): 
    4409 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4410 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4411 return self._func(self._name, data) 
    4412 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4413 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4414 _tug_changed_cb 
    4415 self.sim_handler.update_tuggables(all_changeds) 
    4416 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4417 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4418 update_tuggables 
    4419 force.update_targets(tuggables.sim_indices, 
    4420 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4421 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4422 update_targets 
    4423 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4424 indices, params) 
    4425 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4426 range 
    4427  
    4428 Error processing trigger "changes": 
    4429 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4430 range 
    4431  
    4432 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4433 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4434 update_targets 
    4435 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4436 indices, params) 
    4437  
    4438 See log for complete Python traceback. 
    4439  
    4440 Traceback (most recent call last): 
    4441 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4442 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4443 return self._func(self._name, data) 
    4444 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4445 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4446 _tug_changed_cb 
    4447 self.sim_handler.update_tuggables(all_changeds) 
    4448 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4449 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4450 update_tuggables 
    4451 force.update_targets(tuggables.sim_indices, 
    4452 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4453 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4454 update_targets 
    4455 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4456 indices, params) 
    4457 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4458 range 
    4459  
    4460 Error processing trigger "changes": 
    4461 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4462 range 
    4463  
    4464 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4465 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4466 update_targets 
    4467 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4468 indices, params) 
    4469  
    4470 See log for complete Python traceback. 
    4471  
    4472 Traceback (most recent call last): 
    4473 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4474 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4475 return self._func(self._name, data) 
    4476 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4477 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4478 _tug_changed_cb 
    4479 self.sim_handler.update_tuggables(all_changeds) 
    4480 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4481 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4482 update_tuggables 
    4483 force.update_targets(tuggables.sim_indices, 
    4484 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4485 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4486 update_targets 
    4487 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4488 indices, params) 
    4489 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4490 range 
    4491  
    4492 Error processing trigger "changes": 
    4493 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4494 range 
    4495  
    4496 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4497 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4498 update_targets 
    4499 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4500 indices, params) 
    4501  
    4502 See log for complete Python traceback. 
    4503  
    4504 Traceback (most recent call last): 
    4505 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4506 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4507 return self._func(self._name, data) 
    4508 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4509 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4510 _tug_changed_cb 
    4511 self.sim_handler.update_tuggables(all_changeds) 
    4512 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4513 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4514 update_tuggables 
    4515 force.update_targets(tuggables.sim_indices, 
    4516 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4517 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4518 update_targets 
    4519 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4520 indices, params) 
    4521 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4522 range 
    4523  
    4524 Error processing trigger "changes": 
    4525 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4526 range 
    4527  
    4528 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4529 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4530 update_targets 
    4531 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4532 indices, params) 
    4533  
    4534 See log for complete Python traceback. 
    4535  
    4536 Traceback (most recent call last): 
    4537 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4538 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4539 return self._func(self._name, data) 
    4540 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4541 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4542 _tug_changed_cb 
    4543 self.sim_handler.update_tuggables(all_changeds) 
    4544 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4545 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4546 update_tuggables 
    4547 force.update_targets(tuggables.sim_indices, 
    4548 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4549 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4550 update_targets 
    4551 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4552 indices, params) 
    4553 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4554 range 
    4555  
    4556 Error processing trigger "changes": 
    4557 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4558 range 
    4559  
    4560 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4561 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4562 update_targets 
    4563 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4564 indices, params) 
    4565  
    4566 See log for complete Python traceback. 
    4567  
    4568 Traceback (most recent call last): 
    4569 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4570 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4571 return self._func(self._name, data) 
    4572 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4573 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4574 _tug_changed_cb 
    4575 self.sim_handler.update_tuggables(all_changeds) 
    4576 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4577 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4578 update_tuggables 
    4579 force.update_targets(tuggables.sim_indices, 
    4580 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4581 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4582 update_targets 
    4583 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4584 indices, params) 
    4585 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4586 range 
    4587  
    4588 Error processing trigger "changes": 
    4589 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4590 range 
    4591  
    4592 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4593 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4594 update_targets 
    4595 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4596 indices, params) 
    4597  
    4598 See log for complete Python traceback. 
    4599  
    4600 Traceback (most recent call last): 
    4601 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4602 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4603 return self._func(self._name, data) 
    4604 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4605 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4606 _tug_changed_cb 
    4607 self.sim_handler.update_tuggables(all_changeds) 
    4608 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4609 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4610 update_tuggables 
    4611 force.update_targets(tuggables.sim_indices, 
    4612 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4613 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4614 update_targets 
    4615 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4616 indices, params) 
    4617 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4618 range 
    4619  
    4620 Error processing trigger "changes": 
    4621 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4622 range 
    4623  
    4624 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4625 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4626 update_targets 
    4627 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4628 indices, params) 
    4629  
    4630 See log for complete Python traceback. 
    4631  
    4632 Traceback (most recent call last): 
    4633 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4634 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4635 return self._func(self._name, data) 
    4636 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4637 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4638 _tug_changed_cb 
    4639 self.sim_handler.update_tuggables(all_changeds) 
    4640 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4641 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4642 update_tuggables 
    4643 force.update_targets(tuggables.sim_indices, 
    4644 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4645 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4646 update_targets 
    4647 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4648 indices, params) 
    4649 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4650 range 
    4651  
    4652 Error processing trigger "changes": 
    4653 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4654 range 
    4655  
    4656 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4657 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4658 update_targets 
    4659 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4660 indices, params) 
    4661  
    4662 See log for complete Python traceback. 
    4663  
    4664 Traceback (most recent call last): 
    4665 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4666 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4667 return self._func(self._name, data) 
    4668 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4669 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4670 _tug_changed_cb 
    4671 self.sim_handler.update_tuggables(all_changeds) 
    4672 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4673 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4674 update_tuggables 
    4675 force.update_targets(tuggables.sim_indices, 
    4676 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4677 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4678 update_targets 
    4679 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4680 indices, params) 
    4681 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4682 range 
    4683  
    4684 Error processing trigger "changes": 
    4685 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4686 range 
    4687  
    4688 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4689 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4690 update_targets 
    4691 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4692 indices, params) 
    4693  
    4694 See log for complete Python traceback. 
    4695  
    4696 Traceback (most recent call last): 
    4697 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4698 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4699 return self._func(self._name, data) 
    4700 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4701 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4702 _tug_changed_cb 
    4703 self.sim_handler.update_tuggables(all_changeds) 
    4704 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4705 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4706 update_tuggables 
    4707 force.update_targets(tuggables.sim_indices, 
    4708 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4709 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4710 update_targets 
    4711 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4712 indices, params) 
    4713 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4714 range 
    4715  
    4716 Error processing trigger "changes": 
    4717 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4718 range 
    4719  
    4720 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4721 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4722 update_targets 
    4723 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4724 indices, params) 
    4725  
    4726 See log for complete Python traceback. 
    4727  
    4728 Traceback (most recent call last): 
    4729 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4730 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4731 return self._func(self._name, data) 
    4732 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4733 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4734 _tug_changed_cb 
    4735 self.sim_handler.update_tuggables(all_changeds) 
    4736 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4737 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4738 update_tuggables 
    4739 force.update_targets(tuggables.sim_indices, 
    4740 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4741 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4742 update_targets 
    4743 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4744 indices, params) 
    4745 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4746 range 
    4747  
    4748 Error processing trigger "changes": 
    4749 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4750 range 
    4751  
    4752 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4753 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4754 update_targets 
    4755 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4756 indices, params) 
    4757  
    4758 See log for complete Python traceback. 
    4759  
    4760 Traceback (most recent call last): 
    4761 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4762 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4763 return self._func(self._name, data) 
    4764 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4765 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4766 _tug_changed_cb 
    4767 self.sim_handler.update_tuggables(all_changeds) 
    4768 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4769 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4770 update_tuggables 
    4771 force.update_targets(tuggables.sim_indices, 
    4772 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4773 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4774 update_targets 
    4775 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4776 indices, params) 
    4777 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4778 range 
    4779  
    4780 Error processing trigger "changes": 
    4781 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4782 range 
    4783  
    4784 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4785 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4786 update_targets 
    4787 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4788 indices, params) 
    4789  
    4790 See log for complete Python traceback. 
    4791  
    4792 Traceback (most recent call last): 
    4793 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4794 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4795 return self._func(self._name, data) 
    4796 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4797 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4798 _tug_changed_cb 
    4799 self.sim_handler.update_tuggables(all_changeds) 
    4800 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4801 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4802 update_tuggables 
    4803 force.update_targets(tuggables.sim_indices, 
    4804 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4805 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4806 update_targets 
    4807 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4808 indices, params) 
    4809 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4810 range 
    4811  
    4812 Error processing trigger "changes": 
    4813 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4814 range 
    4815  
    4816 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4817 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4818 update_targets 
    4819 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4820 indices, params) 
    4821  
    4822 See log for complete Python traceback. 
    4823  
    4824 Traceback (most recent call last): 
    4825 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4826 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4827 return self._func(self._name, data) 
    4828 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4829 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4830 _tug_changed_cb 
    4831 self.sim_handler.update_tuggables(all_changeds) 
    4832 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4833 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4834 update_tuggables 
    4835 force.update_targets(tuggables.sim_indices, 
    4836 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4837 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4838 update_targets 
    4839 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4840 indices, params) 
    4841 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4842 range 
    4843  
    4844 Error processing trigger "changes": 
    4845 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4846 range 
    4847  
    4848 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4849 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4850 update_targets 
    4851 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4852 indices, params) 
    4853  
    4854 See log for complete Python traceback. 
    4855  
    4856 Traceback (most recent call last): 
    4857 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4858 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4859 return self._func(self._name, data) 
    4860 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4861 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4862 _tug_changed_cb 
    4863 self.sim_handler.update_tuggables(all_changeds) 
    4864 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4865 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4866 update_tuggables 
    4867 force.update_targets(tuggables.sim_indices, 
    4868 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4869 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4870 update_targets 
    4871 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4872 indices, params) 
    4873 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4874 range 
    4875  
    4876 Error processing trigger "changes": 
    4877 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4878 range 
    4879  
    4880 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4881 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4882 update_targets 
    4883 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4884 indices, params) 
    4885  
    4886 See log for complete Python traceback. 
    4887  
    4888 Traceback (most recent call last): 
    4889 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4890 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4891 return self._func(self._name, data) 
    4892 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4893 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4894 _tug_changed_cb 
    4895 self.sim_handler.update_tuggables(all_changeds) 
    4896 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4897 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4898 update_tuggables 
    4899 force.update_targets(tuggables.sim_indices, 
    4900 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4901 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4902 update_targets 
    4903 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4904 indices, params) 
    4905 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4906 range 
    4907  
    4908 Error processing trigger "changes": 
    4909 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4910 range 
    4911  
    4912 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4913 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4914 update_targets 
    4915 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4916 indices, params) 
    4917  
    4918 See log for complete Python traceback. 
    4919  
    4920 Traceback (most recent call last): 
    4921 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4922 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4923 return self._func(self._name, data) 
    4924 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4925 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4926 _tug_changed_cb 
    4927 self.sim_handler.update_tuggables(all_changeds) 
    4928 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4929 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4930 update_tuggables 
    4931 force.update_targets(tuggables.sim_indices, 
    4932 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4933 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4934 update_targets 
    4935 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4936 indices, params) 
    4937 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4938 range 
    4939  
    4940 Error processing trigger "changes": 
    4941 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4942 range 
    4943  
    4944 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4945 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4946 update_targets 
    4947 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4948 indices, params) 
    4949  
    4950 See log for complete Python traceback. 
    4951  
    4952 Traceback (most recent call last): 
    4953 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4954 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4955 return self._func(self._name, data) 
    4956 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4957 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4958 _tug_changed_cb 
    4959 self.sim_handler.update_tuggables(all_changeds) 
    4960 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4961 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4962 update_tuggables 
    4963 force.update_targets(tuggables.sim_indices, 
    4964 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4965 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4966 update_targets 
    4967 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4968 indices, params) 
    4969 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4970 range 
    4971  
    4972 Error processing trigger "changes": 
    4973 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    4974 range 
    4975  
    4976 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4977 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4978 update_targets 
    4979 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    4980 indices, params) 
    4981  
    4982 See log for complete Python traceback. 
    4983  
    4984 Traceback (most recent call last): 
    4985 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    4986 packages/chimerax/core/triggerset.py", line 138, in invoke 
    4987 return self._func(self._name, data) 
    4988 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4989 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    4990 _tug_changed_cb 
    4991 self.sim_handler.update_tuggables(all_changeds) 
    4992 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4993 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    4994 update_tuggables 
    4995 force.update_targets(tuggables.sim_indices, 
    4996 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    4997 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    4998 update_targets 
    4999 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5000 indices, params) 
    5001 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5002 range 
    5003  
    5004 Error processing trigger "changes": 
    5005 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5006 range 
    5007  
    5008 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5009 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5010 update_targets 
    5011 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5012 indices, params) 
    5013  
    5014 See log for complete Python traceback. 
    5015  
    5016 Traceback (most recent call last): 
    5017 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5018 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5019 return self._func(self._name, data) 
    5020 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5021 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5022 _tug_changed_cb 
    5023 self.sim_handler.update_tuggables(all_changeds) 
    5024 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5025 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5026 update_tuggables 
    5027 force.update_targets(tuggables.sim_indices, 
    5028 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5029 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5030 update_targets 
    5031 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5032 indices, params) 
    5033 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5034 range 
    5035  
    5036 Error processing trigger "changes": 
    5037 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5038 range 
    5039  
    5040 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5041 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5042 update_targets 
    5043 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5044 indices, params) 
    5045  
    5046 See log for complete Python traceback. 
    5047  
    5048 Traceback (most recent call last): 
    5049 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5050 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5051 return self._func(self._name, data) 
    5052 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5053 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5054 _tug_changed_cb 
    5055 self.sim_handler.update_tuggables(all_changeds) 
    5056 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5057 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5058 update_tuggables 
    5059 force.update_targets(tuggables.sim_indices, 
    5060 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5061 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5062 update_targets 
    5063 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5064 indices, params) 
    5065 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5066 range 
    5067  
    5068 Error processing trigger "changes": 
    5069 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5070 range 
    5071  
    5072 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5073 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5074 update_targets 
    5075 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5076 indices, params) 
    5077  
    5078 See log for complete Python traceback. 
    5079  
    5080 Traceback (most recent call last): 
    5081 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5082 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5083 return self._func(self._name, data) 
    5084 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5085 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5086 _tug_changed_cb 
    5087 self.sim_handler.update_tuggables(all_changeds) 
    5088 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5089 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5090 update_tuggables 
    5091 force.update_targets(tuggables.sim_indices, 
    5092 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5093 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5094 update_targets 
    5095 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5096 indices, params) 
    5097 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5098 range 
    5099  
    5100 Error processing trigger "changes": 
    5101 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5102 range 
    5103  
    5104 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5105 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5106 update_targets 
    5107 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5108 indices, params) 
    5109  
    5110 See log for complete Python traceback. 
    5111  
    5112 Traceback (most recent call last): 
    5113 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5114 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5115 return self._func(self._name, data) 
    5116 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5117 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5118 _tug_changed_cb 
    5119 self.sim_handler.update_tuggables(all_changeds) 
    5120 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5121 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5122 update_tuggables 
    5123 force.update_targets(tuggables.sim_indices, 
    5124 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5125 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5126 update_targets 
    5127 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5128 indices, params) 
    5129 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5130 range 
    5131  
    5132 Error processing trigger "changes": 
    5133 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5134 range 
    5135  
    5136 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5137 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5138 update_targets 
    5139 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5140 indices, params) 
    5141  
    5142 See log for complete Python traceback. 
    5143  
    5144 Traceback (most recent call last): 
    5145 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5146 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5147 return self._func(self._name, data) 
    5148 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5149 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5150 _tug_changed_cb 
    5151 self.sim_handler.update_tuggables(all_changeds) 
    5152 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5153 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5154 update_tuggables 
    5155 force.update_targets(tuggables.sim_indices, 
    5156 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5157 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5158 update_targets 
    5159 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5160 indices, params) 
    5161 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5162 range 
    5163  
    5164 Error processing trigger "changes": 
    5165 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5166 range 
    5167  
    5168 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5169 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5170 update_targets 
    5171 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5172 indices, params) 
    5173  
    5174 See log for complete Python traceback. 
    5175  
    5176 Traceback (most recent call last): 
    5177 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5178 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5179 return self._func(self._name, data) 
    5180 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5181 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5182 _tug_changed_cb 
    5183 self.sim_handler.update_tuggables(all_changeds) 
    5184 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5185 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5186 update_tuggables 
    5187 force.update_targets(tuggables.sim_indices, 
    5188 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5189 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5190 update_targets 
    5191 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5192 indices, params) 
    5193 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5194 range 
    5195  
    5196 Error processing trigger "changes": 
    5197 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5198 range 
    5199  
    5200 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5201 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5202 update_targets 
    5203 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5204 indices, params) 
    5205  
    5206 See log for complete Python traceback. 
    5207  
    5208 Traceback (most recent call last): 
    5209 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5210 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5211 return self._func(self._name, data) 
    5212 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5213 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5214 _tug_changed_cb 
    5215 self.sim_handler.update_tuggables(all_changeds) 
    5216 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5217 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5218 update_tuggables 
    5219 force.update_targets(tuggables.sim_indices, 
    5220 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5221 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5222 update_targets 
    5223 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5224 indices, params) 
    5225 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5226 range 
    5227  
    5228 Error processing trigger "changes": 
    5229 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5230 range 
    5231  
    5232 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5233 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5234 update_targets 
    5235 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5236 indices, params) 
    5237  
    5238 See log for complete Python traceback. 
    5239  
    5240 Traceback (most recent call last): 
    5241 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5242 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5243 return self._func(self._name, data) 
    5244 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5245 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5246 _tug_changed_cb 
    5247 self.sim_handler.update_tuggables(all_changeds) 
    5248 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5249 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5250 update_tuggables 
    5251 force.update_targets(tuggables.sim_indices, 
    5252 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5253 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5254 update_targets 
    5255 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5256 indices, params) 
    5257 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5258 range 
    5259  
    5260 Error processing trigger "changes": 
    5261 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5262 range 
    5263  
    5264 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5265 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5266 update_targets 
    5267 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5268 indices, params) 
    5269  
    5270 See log for complete Python traceback. 
    5271  
    5272 Traceback (most recent call last): 
    5273 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5274 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5275 return self._func(self._name, data) 
    5276 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5277 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5278 _tug_changed_cb 
    5279 self.sim_handler.update_tuggables(all_changeds) 
    5280 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5281 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5282 update_tuggables 
    5283 force.update_targets(tuggables.sim_indices, 
    5284 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5285 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5286 update_targets 
    5287 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5288 indices, params) 
    5289 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5290 range 
    5291  
    5292 Error processing trigger "changes": 
    5293 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5294 range 
    5295  
    5296 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5297 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5298 update_targets 
    5299 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5300 indices, params) 
    5301  
    5302 See log for complete Python traceback. 
    5303  
    5304 Traceback (most recent call last): 
    5305 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5306 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5307 return self._func(self._name, data) 
    5308 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5309 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5310 _tug_changed_cb 
    5311 self.sim_handler.update_tuggables(all_changeds) 
    5312 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5313 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5314 update_tuggables 
    5315 force.update_targets(tuggables.sim_indices, 
    5316 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5317 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5318 update_targets 
    5319 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5320 indices, params) 
    5321 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5322 range 
    5323  
    5324 Error processing trigger "changes": 
    5325 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5326 range 
    5327  
    5328 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5329 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5330 update_targets 
    5331 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5332 indices, params) 
    5333  
    5334 See log for complete Python traceback. 
    5335  
    5336 Traceback (most recent call last): 
    5337 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5338 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5339 return self._func(self._name, data) 
    5340 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5341 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5342 _tug_changed_cb 
    5343 self.sim_handler.update_tuggables(all_changeds) 
    5344 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5345 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5346 update_tuggables 
    5347 force.update_targets(tuggables.sim_indices, 
    5348 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5349 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5350 update_targets 
    5351 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5352 indices, params) 
    5353 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5354 range 
    5355  
    5356 Error processing trigger "changes": 
    5357 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5358 range 
    5359  
    5360 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5361 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5362 update_targets 
    5363 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5364 indices, params) 
    5365  
    5366 See log for complete Python traceback. 
    5367  
    5368 Traceback (most recent call last): 
    5369 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5370 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5371 return self._func(self._name, data) 
    5372 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5373 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5374 _tug_changed_cb 
    5375 self.sim_handler.update_tuggables(all_changeds) 
    5376 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5377 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5378 update_tuggables 
    5379 force.update_targets(tuggables.sim_indices, 
    5380 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5381 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5382 update_targets 
    5383 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5384 indices, params) 
    5385 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5386 range 
    5387  
    5388 Error processing trigger "changes": 
    5389 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5390 range 
    5391  
    5392 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5393 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5394 update_targets 
    5395 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5396 indices, params) 
    5397  
    5398 See log for complete Python traceback. 
    5399  
    5400 Traceback (most recent call last): 
    5401 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5402 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5403 return self._func(self._name, data) 
    5404 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5405 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5406 _tug_changed_cb 
    5407 self.sim_handler.update_tuggables(all_changeds) 
    5408 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5409 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5410 update_tuggables 
    5411 force.update_targets(tuggables.sim_indices, 
    5412 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5413 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5414 update_targets 
    5415 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5416 indices, params) 
    5417 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5418 range 
    5419  
    5420 Error processing trigger "changes": 
    5421 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5422 range 
    5423  
    5424 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5425 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5426 update_targets 
    5427 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5428 indices, params) 
    5429  
    5430 See log for complete Python traceback. 
    5431  
    5432 Traceback (most recent call last): 
    5433 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5434 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5435 return self._func(self._name, data) 
    5436 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5437 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5438 _tug_changed_cb 
    5439 self.sim_handler.update_tuggables(all_changeds) 
    5440 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5441 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5442 update_tuggables 
    5443 force.update_targets(tuggables.sim_indices, 
    5444 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5445 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5446 update_targets 
    5447 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5448 indices, params) 
    5449 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5450 range 
    5451  
    5452 Error processing trigger "changes": 
    5453 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5454 range 
    5455  
    5456 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5457 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5458 update_targets 
    5459 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5460 indices, params) 
    5461  
    5462 See log for complete Python traceback. 
    5463  
    5464 Traceback (most recent call last): 
    5465 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5466 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5467 return self._func(self._name, data) 
    5468 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5469 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5470 _tug_changed_cb 
    5471 self.sim_handler.update_tuggables(all_changeds) 
    5472 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5473 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5474 update_tuggables 
    5475 force.update_targets(tuggables.sim_indices, 
    5476 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5477 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5478 update_targets 
    5479 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5480 indices, params) 
    5481 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5482 range 
    5483  
    5484 Error processing trigger "changes": 
    5485 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5486 range 
    5487  
    5488 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5489 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5490 update_targets 
    5491 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5492 indices, params) 
    5493  
    5494 See log for complete Python traceback. 
    5495  
    5496 Traceback (most recent call last): 
    5497 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5498 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5499 return self._func(self._name, data) 
    5500 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5501 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5502 _tug_changed_cb 
    5503 self.sim_handler.update_tuggables(all_changeds) 
    5504 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5505 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5506 update_tuggables 
    5507 force.update_targets(tuggables.sim_indices, 
    5508 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5509 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5510 update_targets 
    5511 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5512 indices, params) 
    5513 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5514 range 
    5515  
    5516 Error processing trigger "changes": 
    5517 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5518 range 
    5519  
    5520 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5521 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5522 update_targets 
    5523 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5524 indices, params) 
    5525  
    5526 See log for complete Python traceback. 
    5527  
    5528 Traceback (most recent call last): 
    5529 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5530 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5531 return self._func(self._name, data) 
    5532 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5533 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5534 _tug_changed_cb 
    5535 self.sim_handler.update_tuggables(all_changeds) 
    5536 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5537 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5538 update_tuggables 
    5539 force.update_targets(tuggables.sim_indices, 
    5540 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5541 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5542 update_targets 
    5543 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5544 indices, params) 
    5545 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5546 range 
    5547  
    5548 Error processing trigger "changes": 
    5549 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5550 range 
    5551  
    5552 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5553 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5554 update_targets 
    5555 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5556 indices, params) 
    5557  
    5558 See log for complete Python traceback. 
    5559  
    5560 Traceback (most recent call last): 
    5561 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5562 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5563 return self._func(self._name, data) 
    5564 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5565 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5566 _tug_changed_cb 
    5567 self.sim_handler.update_tuggables(all_changeds) 
    5568 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5569 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5570 update_tuggables 
    5571 force.update_targets(tuggables.sim_indices, 
    5572 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5573 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5574 update_targets 
    5575 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5576 indices, params) 
    5577 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5578 range 
    5579  
    5580 Error processing trigger "changes": 
    5581 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5582 range 
    5583  
    5584 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5585 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5586 update_targets 
    5587 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5588 indices, params) 
    5589  
    5590 See log for complete Python traceback. 
    5591  
    5592 Traceback (most recent call last): 
    5593 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5594 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5595 return self._func(self._name, data) 
    5596 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5597 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5598 _tug_changed_cb 
    5599 self.sim_handler.update_tuggables(all_changeds) 
    5600 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5601 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5602 update_tuggables 
    5603 force.update_targets(tuggables.sim_indices, 
    5604 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5605 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5606 update_targets 
    5607 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5608 indices, params) 
    5609 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5610 range 
    5611  
    5612 Error processing trigger "changes": 
    5613 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5614 range 
    5615  
    5616 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5617 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5618 update_targets 
    5619 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5620 indices, params) 
    5621  
    5622 See log for complete Python traceback. 
    5623  
    5624 Traceback (most recent call last): 
    5625 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5626 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5627 return self._func(self._name, data) 
    5628 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5629 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5630 _tug_changed_cb 
    5631 self.sim_handler.update_tuggables(all_changeds) 
    5632 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5633 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5634 update_tuggables 
    5635 force.update_targets(tuggables.sim_indices, 
    5636 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5637 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5638 update_targets 
    5639 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5640 indices, params) 
    5641 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5642 range 
    5643  
    5644 Error processing trigger "changes": 
    5645 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5646 range 
    5647  
    5648 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5649 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5650 update_targets 
    5651 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5652 indices, params) 
    5653  
    5654 See log for complete Python traceback. 
    5655  
    5656 Traceback (most recent call last): 
    5657 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5658 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5659 return self._func(self._name, data) 
    5660 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5661 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5662 _tug_changed_cb 
    5663 self.sim_handler.update_tuggables(all_changeds) 
    5664 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5665 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5666 update_tuggables 
    5667 force.update_targets(tuggables.sim_indices, 
    5668 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5669 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5670 update_targets 
    5671 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5672 indices, params) 
    5673 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5674 range 
    5675  
    5676 Error processing trigger "changes": 
    5677 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5678 range 
    5679  
    5680 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5681 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5682 update_targets 
    5683 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5684 indices, params) 
    5685  
    5686 See log for complete Python traceback. 
    5687  
    5688 Traceback (most recent call last): 
    5689 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5690 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5691 return self._func(self._name, data) 
    5692 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5693 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5694 _tug_changed_cb 
    5695 self.sim_handler.update_tuggables(all_changeds) 
    5696 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5697 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5698 update_tuggables 
    5699 force.update_targets(tuggables.sim_indices, 
    5700 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5701 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5702 update_targets 
    5703 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5704 indices, params) 
    5705 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5706 range 
    5707  
    5708 Error processing trigger "changes": 
    5709 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5710 range 
    5711  
    5712 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5713 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5714 update_targets 
    5715 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5716 indices, params) 
    5717  
    5718 See log for complete Python traceback. 
    5719  
    5720 Traceback (most recent call last): 
    5721 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5722 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5723 return self._func(self._name, data) 
    5724 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5725 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5726 _tug_changed_cb 
    5727 self.sim_handler.update_tuggables(all_changeds) 
    5728 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5729 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5730 update_tuggables 
    5731 force.update_targets(tuggables.sim_indices, 
    5732 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5733 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5734 update_targets 
    5735 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5736 indices, params) 
    5737 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5738 range 
    5739  
    5740 Error processing trigger "changes": 
    5741 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5742 range 
    5743  
    5744 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5745 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5746 update_targets 
    5747 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5748 indices, params) 
    5749  
    5750 See log for complete Python traceback. 
    5751  
    5752 Traceback (most recent call last): 
    5753 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5754 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5755 return self._func(self._name, data) 
    5756 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5757 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5758 _tug_changed_cb 
    5759 self.sim_handler.update_tuggables(all_changeds) 
    5760 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5761 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5762 update_tuggables 
    5763 force.update_targets(tuggables.sim_indices, 
    5764 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5765 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5766 update_targets 
    5767 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5768 indices, params) 
    5769 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5770 range 
    5771  
    5772 Error processing trigger "changes": 
    5773 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5774 range 
    5775  
    5776 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5777 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5778 update_targets 
    5779 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5780 indices, params) 
    5781  
    5782 See log for complete Python traceback. 
    5783  
    5784 Traceback (most recent call last): 
    5785 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5786 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5787 return self._func(self._name, data) 
    5788 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5789 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5790 _tug_changed_cb 
    5791 self.sim_handler.update_tuggables(all_changeds) 
    5792 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5793 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5794 update_tuggables 
    5795 force.update_targets(tuggables.sim_indices, 
    5796 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5797 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5798 update_targets 
    5799 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5800 indices, params) 
    5801 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5802 range 
    5803  
    5804 Error processing trigger "changes": 
    5805 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5806 range 
    5807  
    5808 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5809 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5810 update_targets 
    5811 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5812 indices, params) 
    5813  
    5814 See log for complete Python traceback. 
    5815  
    5816 Traceback (most recent call last): 
    5817 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5818 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5819 return self._func(self._name, data) 
    5820 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5821 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5822 _tug_changed_cb 
    5823 self.sim_handler.update_tuggables(all_changeds) 
    5824 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5825 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5826 update_tuggables 
    5827 force.update_targets(tuggables.sim_indices, 
    5828 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5829 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5830 update_targets 
    5831 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5832 indices, params) 
    5833 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5834 range 
    5835  
    5836 Error processing trigger "changes": 
    5837 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5838 range 
    5839  
    5840 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5841 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5842 update_targets 
    5843 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5844 indices, params) 
    5845  
    5846 See log for complete Python traceback. 
    5847  
    5848 Traceback (most recent call last): 
    5849 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5850 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5851 return self._func(self._name, data) 
    5852 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5853 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5854 _tug_changed_cb 
    5855 self.sim_handler.update_tuggables(all_changeds) 
    5856 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5857 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5858 update_tuggables 
    5859 force.update_targets(tuggables.sim_indices, 
    5860 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5861 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5862 update_targets 
    5863 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5864 indices, params) 
    5865 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5866 range 
    5867  
    5868 Error processing trigger "changes": 
    5869 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5870 range 
    5871  
    5872 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5873 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5874 update_targets 
    5875 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5876 indices, params) 
    5877  
    5878 See log for complete Python traceback. 
    5879  
    5880 Traceback (most recent call last): 
    5881 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5882 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5883 return self._func(self._name, data) 
    5884 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5885 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5886 _tug_changed_cb 
    5887 self.sim_handler.update_tuggables(all_changeds) 
    5888 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5889 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5890 update_tuggables 
    5891 force.update_targets(tuggables.sim_indices, 
    5892 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5893 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5894 update_targets 
    5895 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5896 indices, params) 
    5897 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5898 range 
    5899  
    5900 Error processing trigger "changes": 
    5901 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5902 range 
    5903  
    5904 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5905 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5906 update_targets 
    5907 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5908 indices, params) 
    5909  
    5910 See log for complete Python traceback. 
    5911  
    5912 Traceback (most recent call last): 
    5913 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5914 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5915 return self._func(self._name, data) 
    5916 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5917 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5918 _tug_changed_cb 
    5919 self.sim_handler.update_tuggables(all_changeds) 
    5920 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5921 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5922 update_tuggables 
    5923 force.update_targets(tuggables.sim_indices, 
    5924 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5925 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5926 update_targets 
    5927 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5928 indices, params) 
    5929 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5930 range 
    5931  
    5932 Error processing trigger "changes": 
    5933 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5934 range 
    5935  
    5936 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5937 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5938 update_targets 
    5939 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5940 indices, params) 
    5941  
    5942 See log for complete Python traceback. 
    5943  
    5944 Traceback (most recent call last): 
    5945 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5946 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5947 return self._func(self._name, data) 
    5948 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5949 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5950 _tug_changed_cb 
    5951 self.sim_handler.update_tuggables(all_changeds) 
    5952 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5953 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5954 update_tuggables 
    5955 force.update_targets(tuggables.sim_indices, 
    5956 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5957 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5958 update_targets 
    5959 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5960 indices, params) 
    5961 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5962 range 
    5963  
    5964 Error processing trigger "changes": 
    5965 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5966 range 
    5967  
    5968 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5969 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5970 update_targets 
    5971 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5972 indices, params) 
    5973  
    5974 See log for complete Python traceback. 
    5975  
    5976 Traceback (most recent call last): 
    5977 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    5978 packages/chimerax/core/triggerset.py", line 138, in invoke 
    5979 return self._func(self._name, data) 
    5980 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5981 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    5982 _tug_changed_cb 
    5983 self.sim_handler.update_tuggables(all_changeds) 
    5984 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5985 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    5986 update_tuggables 
    5987 force.update_targets(tuggables.sim_indices, 
    5988 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    5989 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    5990 update_targets 
    5991 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    5992 indices, params) 
    5993 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5994 range 
    5995  
    5996 Error processing trigger "changes": 
    5997 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    5998 range 
    5999  
    6000 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6001 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6002 update_targets 
    6003 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6004 indices, params) 
    6005  
    6006 See log for complete Python traceback. 
    6007  
    6008 Traceback (most recent call last): 
    6009 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6010 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6011 return self._func(self._name, data) 
    6012 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6013 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6014 _tug_changed_cb 
    6015 self.sim_handler.update_tuggables(all_changeds) 
    6016 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6017 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6018 update_tuggables 
    6019 force.update_targets(tuggables.sim_indices, 
    6020 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6021 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6022 update_targets 
    6023 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6024 indices, params) 
    6025 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6026 range 
    6027  
    6028 Error processing trigger "changes": 
    6029 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6030 range 
    6031  
    6032 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6033 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6034 update_targets 
    6035 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6036 indices, params) 
    6037  
    6038 See log for complete Python traceback. 
    6039  
    6040 Traceback (most recent call last): 
    6041 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6042 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6043 return self._func(self._name, data) 
    6044 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6045 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6046 _tug_changed_cb 
    6047 self.sim_handler.update_tuggables(all_changeds) 
    6048 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6049 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6050 update_tuggables 
    6051 force.update_targets(tuggables.sim_indices, 
    6052 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6053 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6054 update_targets 
    6055 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6056 indices, params) 
    6057 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6058 range 
    6059  
    6060 Error processing trigger "changes": 
    6061 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6062 range 
    6063  
    6064 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6065 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6066 update_targets 
    6067 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6068 indices, params) 
    6069  
    6070 See log for complete Python traceback. 
    6071  
    6072 Traceback (most recent call last): 
    6073 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6074 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6075 return self._func(self._name, data) 
    6076 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6077 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6078 _tug_changed_cb 
    6079 self.sim_handler.update_tuggables(all_changeds) 
    6080 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6081 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6082 update_tuggables 
    6083 force.update_targets(tuggables.sim_indices, 
    6084 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6085 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6086 update_targets 
    6087 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6088 indices, params) 
    6089 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6090 range 
    6091  
    6092 Error processing trigger "changes": 
    6093 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6094 range 
    6095  
    6096 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6097 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6098 update_targets 
    6099 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6100 indices, params) 
    6101  
    6102 See log for complete Python traceback. 
    6103  
    6104 Traceback (most recent call last): 
    6105 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6106 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6107 return self._func(self._name, data) 
    6108 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6109 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6110 _tug_changed_cb 
    6111 self.sim_handler.update_tuggables(all_changeds) 
    6112 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6113 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6114 update_tuggables 
    6115 force.update_targets(tuggables.sim_indices, 
    6116 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6117 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6118 update_targets 
    6119 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6120 indices, params) 
    6121 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6122 range 
    6123  
    6124 Error processing trigger "changes": 
    6125 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6126 range 
    6127  
    6128 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6129 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6130 update_targets 
    6131 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6132 indices, params) 
    6133  
    6134 See log for complete Python traceback. 
    6135  
    6136 Traceback (most recent call last): 
    6137 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6138 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6139 return self._func(self._name, data) 
    6140 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6141 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6142 _tug_changed_cb 
    6143 self.sim_handler.update_tuggables(all_changeds) 
    6144 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6145 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6146 update_tuggables 
    6147 force.update_targets(tuggables.sim_indices, 
    6148 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6149 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6150 update_targets 
    6151 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6152 indices, params) 
    6153 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6154 range 
    6155  
    6156 Error processing trigger "changes": 
    6157 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6158 range 
    6159  
    6160 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6161 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6162 update_targets 
    6163 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6164 indices, params) 
    6165  
    6166 See log for complete Python traceback. 
    6167  
    6168 Traceback (most recent call last): 
    6169 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6170 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6171 return self._func(self._name, data) 
    6172 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6173 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6174 _tug_changed_cb 
    6175 self.sim_handler.update_tuggables(all_changeds) 
    6176 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6177 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6178 update_tuggables 
    6179 force.update_targets(tuggables.sim_indices, 
    6180 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6181 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6182 update_targets 
    6183 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6184 indices, params) 
    6185 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6186 range 
    6187  
    6188 Error processing trigger "changes": 
    6189 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6190 range 
    6191  
    6192 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6193 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6194 update_targets 
    6195 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6196 indices, params) 
    6197  
    6198 See log for complete Python traceback. 
    6199  
    6200 Traceback (most recent call last): 
    6201 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6202 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6203 return self._func(self._name, data) 
    6204 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6205 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6206 _tug_changed_cb 
    6207 self.sim_handler.update_tuggables(all_changeds) 
    6208 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6209 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6210 update_tuggables 
    6211 force.update_targets(tuggables.sim_indices, 
    6212 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6213 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6214 update_targets 
    6215 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6216 indices, params) 
    6217 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6218 range 
    6219  
    6220 Error processing trigger "changes": 
    6221 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6222 range 
    6223  
    6224 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6225 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6226 update_targets 
    6227 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6228 indices, params) 
    6229  
    6230 See log for complete Python traceback. 
    6231  
    6232 Traceback (most recent call last): 
    6233 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6234 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6235 return self._func(self._name, data) 
    6236 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6237 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6238 _tug_changed_cb 
    6239 self.sim_handler.update_tuggables(all_changeds) 
    6240 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6241 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6242 update_tuggables 
    6243 force.update_targets(tuggables.sim_indices, 
    6244 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6245 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6246 update_targets 
    6247 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6248 indices, params) 
    6249 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6250 range 
    6251  
    6252 Error processing trigger "changes": 
    6253 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6254 range 
    6255  
    6256 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6257 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6258 update_targets 
    6259 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6260 indices, params) 
    6261  
    6262 See log for complete Python traceback. 
    6263  
    6264 Traceback (most recent call last): 
    6265 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6266 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6267 return self._func(self._name, data) 
    6268 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6269 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6270 _tug_changed_cb 
    6271 self.sim_handler.update_tuggables(all_changeds) 
    6272 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6273 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6274 update_tuggables 
    6275 force.update_targets(tuggables.sim_indices, 
    6276 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6277 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6278 update_targets 
    6279 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6280 indices, params) 
    6281 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6282 range 
    6283  
    6284 Error processing trigger "changes": 
    6285 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6286 range 
    6287  
    6288 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6289 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6290 update_targets 
    6291 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6292 indices, params) 
    6293  
    6294 See log for complete Python traceback. 
    6295  
    6296 Traceback (most recent call last): 
    6297 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6298 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6299 return self._func(self._name, data) 
    6300 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6301 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6302 _tug_changed_cb 
    6303 self.sim_handler.update_tuggables(all_changeds) 
    6304 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6305 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6306 update_tuggables 
    6307 force.update_targets(tuggables.sim_indices, 
    6308 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6309 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6310 update_targets 
    6311 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6312 indices, params) 
    6313 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6314 range 
    6315  
    6316 Error processing trigger "changes": 
    6317 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6318 range 
    6319  
    6320 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6321 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6322 update_targets 
    6323 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6324 indices, params) 
    6325  
    6326 See log for complete Python traceback. 
    6327  
    6328 Traceback (most recent call last): 
    6329 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6330 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6331 return self._func(self._name, data) 
    6332 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6333 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6334 _tug_changed_cb 
    6335 self.sim_handler.update_tuggables(all_changeds) 
    6336 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6337 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6338 update_tuggables 
    6339 force.update_targets(tuggables.sim_indices, 
    6340 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6341 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6342 update_targets 
    6343 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6344 indices, params) 
    6345 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6346 range 
    6347  
    6348 Error processing trigger "changes": 
    6349 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6350 range 
    6351  
    6352 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6353 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6354 update_targets 
    6355 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6356 indices, params) 
    6357  
    6358 See log for complete Python traceback. 
    6359  
    6360 Traceback (most recent call last): 
    6361 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6362 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6363 return self._func(self._name, data) 
    6364 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6365 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6366 _tug_changed_cb 
    6367 self.sim_handler.update_tuggables(all_changeds) 
    6368 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6369 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6370 update_tuggables 
    6371 force.update_targets(tuggables.sim_indices, 
    6372 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6373 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6374 update_targets 
    6375 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6376 indices, params) 
    6377 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6378 range 
    6379  
    6380 Error processing trigger "changes": 
    6381 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6382 range 
    6383  
    6384 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6385 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6386 update_targets 
    6387 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6388 indices, params) 
    6389  
    6390 See log for complete Python traceback. 
    6391  
    6392 Traceback (most recent call last): 
    6393 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6394 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6395 return self._func(self._name, data) 
    6396 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6397 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6398 _tug_changed_cb 
    6399 self.sim_handler.update_tuggables(all_changeds) 
    6400 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6401 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6402 update_tuggables 
    6403 force.update_targets(tuggables.sim_indices, 
    6404 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6405 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6406 update_targets 
    6407 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6408 indices, params) 
    6409 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6410 range 
    6411  
    6412 Error processing trigger "changes": 
    6413 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6414 range 
    6415  
    6416 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6417 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6418 update_targets 
    6419 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6420 indices, params) 
    6421  
    6422 See log for complete Python traceback. 
    6423  
    6424 Traceback (most recent call last): 
    6425 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6426 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6427 return self._func(self._name, data) 
    6428 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6429 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6430 _tug_changed_cb 
    6431 self.sim_handler.update_tuggables(all_changeds) 
    6432 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6433 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6434 update_tuggables 
    6435 force.update_targets(tuggables.sim_indices, 
    6436 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6437 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6438 update_targets 
    6439 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6440 indices, params) 
    6441 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6442 range 
    6443  
    6444 Error processing trigger "changes": 
    6445 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6446 range 
    6447  
    6448 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6449 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6450 update_targets 
    6451 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6452 indices, params) 
    6453  
    6454 See log for complete Python traceback. 
    6455  
    6456 Traceback (most recent call last): 
    6457 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6458 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6459 return self._func(self._name, data) 
    6460 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6461 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6462 _tug_changed_cb 
    6463 self.sim_handler.update_tuggables(all_changeds) 
    6464 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6465 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6466 update_tuggables 
    6467 force.update_targets(tuggables.sim_indices, 
    6468 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6469 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6470 update_targets 
    6471 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6472 indices, params) 
    6473 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6474 range 
    6475  
    6476 Error processing trigger "changes": 
    6477 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6478 range 
    6479  
    6480 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6481 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6482 update_targets 
    6483 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6484 indices, params) 
    6485  
    6486 See log for complete Python traceback. 
    6487  
    6488 Traceback (most recent call last): 
    6489 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6490 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6491 return self._func(self._name, data) 
    6492 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6493 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6494 _tug_changed_cb 
    6495 self.sim_handler.update_tuggables(all_changeds) 
    6496 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6497 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6498 update_tuggables 
    6499 force.update_targets(tuggables.sim_indices, 
    6500 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6501 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6502 update_targets 
    6503 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6504 indices, params) 
    6505 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6506 range 
    6507  
    6508 Error processing trigger "changes": 
    6509 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6510 range 
    6511  
    6512 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6513 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6514 update_targets 
    6515 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6516 indices, params) 
    6517  
    6518 See log for complete Python traceback. 
    6519  
    6520 Traceback (most recent call last): 
    6521 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6522 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6523 return self._func(self._name, data) 
    6524 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6525 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6526 _tug_changed_cb 
    6527 self.sim_handler.update_tuggables(all_changeds) 
    6528 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6529 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6530 update_tuggables 
    6531 force.update_targets(tuggables.sim_indices, 
    6532 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6533 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6534 update_targets 
    6535 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6536 indices, params) 
    6537 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6538 range 
    6539  
    6540 Error processing trigger "changes": 
    6541 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6542 range 
    6543  
    6544 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6545 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6546 update_targets 
    6547 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6548 indices, params) 
    6549  
    6550 See log for complete Python traceback. 
    6551  
    6552 Traceback (most recent call last): 
    6553 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6554 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6555 return self._func(self._name, data) 
    6556 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6557 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6558 _tug_changed_cb 
    6559 self.sim_handler.update_tuggables(all_changeds) 
    6560 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6561 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6562 update_tuggables 
    6563 force.update_targets(tuggables.sim_indices, 
    6564 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6565 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6566 update_targets 
    6567 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6568 indices, params) 
    6569 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6570 range 
    6571  
    6572 Error processing trigger "changes": 
    6573 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6574 range 
    6575  
    6576 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6577 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6578 update_targets 
    6579 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6580 indices, params) 
    6581  
    6582 See log for complete Python traceback. 
    6583  
    6584 Traceback (most recent call last): 
    6585 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6586 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6587 return self._func(self._name, data) 
    6588 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6589 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6590 _tug_changed_cb 
    6591 self.sim_handler.update_tuggables(all_changeds) 
    6592 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6593 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6594 update_tuggables 
    6595 force.update_targets(tuggables.sim_indices, 
    6596 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6597 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6598 update_targets 
    6599 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6600 indices, params) 
    6601 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6602 range 
    6603  
    6604 Error processing trigger "changes": 
    6605 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6606 range 
    6607  
    6608 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6609 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6610 update_targets 
    6611 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6612 indices, params) 
    6613  
    6614 See log for complete Python traceback. 
    6615  
    6616 Traceback (most recent call last): 
    6617 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6618 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6619 return self._func(self._name, data) 
    6620 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6621 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6622 _tug_changed_cb 
    6623 self.sim_handler.update_tuggables(all_changeds) 
    6624 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6625 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6626 update_tuggables 
    6627 force.update_targets(tuggables.sim_indices, 
    6628 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6629 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6630 update_targets 
    6631 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6632 indices, params) 
    6633 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6634 range 
    6635  
    6636 Error processing trigger "changes": 
    6637 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6638 range 
    6639  
    6640 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6641 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6642 update_targets 
    6643 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6644 indices, params) 
    6645  
    6646 See log for complete Python traceback. 
    6647  
    6648 Traceback (most recent call last): 
    6649 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6650 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6651 return self._func(self._name, data) 
    6652 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6653 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6654 _tug_changed_cb 
    6655 self.sim_handler.update_tuggables(all_changeds) 
    6656 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6657 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6658 update_tuggables 
    6659 force.update_targets(tuggables.sim_indices, 
    6660 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6661 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6662 update_targets 
    6663 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6664 indices, params) 
    6665 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6666 range 
    6667  
    6668 Error processing trigger "changes": 
    6669 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6670 range 
    6671  
    6672 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6673 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6674 update_targets 
    6675 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6676 indices, params) 
    6677  
    6678 See log for complete Python traceback. 
    6679  
    6680 Traceback (most recent call last): 
    6681 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6682 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6683 return self._func(self._name, data) 
    6684 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6685 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6686 _tug_changed_cb 
    6687 self.sim_handler.update_tuggables(all_changeds) 
    6688 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6689 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6690 update_tuggables 
    6691 force.update_targets(tuggables.sim_indices, 
    6692 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6693 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6694 update_targets 
    6695 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6696 indices, params) 
    6697 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6698 range 
    6699  
    6700 Error processing trigger "changes": 
    6701 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6702 range 
    6703  
    6704 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6705 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6706 update_targets 
    6707 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6708 indices, params) 
    6709  
    6710 See log for complete Python traceback. 
    6711  
    6712 Traceback (most recent call last): 
    6713 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6714 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6715 return self._func(self._name, data) 
    6716 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6717 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6718 _tug_changed_cb 
    6719 self.sim_handler.update_tuggables(all_changeds) 
    6720 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6721 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6722 update_tuggables 
    6723 force.update_targets(tuggables.sim_indices, 
    6724 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6725 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6726 update_targets 
    6727 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6728 indices, params) 
    6729 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6730 range 
    6731  
    6732 Error processing trigger "changes": 
    6733 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6734 range 
    6735  
    6736 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6737 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6738 update_targets 
    6739 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6740 indices, params) 
    6741  
    6742 See log for complete Python traceback. 
    6743  
    6744 Traceback (most recent call last): 
    6745 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6746 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6747 return self._func(self._name, data) 
    6748 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6749 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6750 _tug_changed_cb 
    6751 self.sim_handler.update_tuggables(all_changeds) 
    6752 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6753 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6754 update_tuggables 
    6755 force.update_targets(tuggables.sim_indices, 
    6756 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6757 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6758 update_targets 
    6759 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6760 indices, params) 
    6761 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6762 range 
    6763  
    6764 Error processing trigger "changes": 
    6765 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6766 range 
    6767  
    6768 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6769 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6770 update_targets 
    6771 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6772 indices, params) 
    6773  
    6774 See log for complete Python traceback. 
    6775  
    6776 Traceback (most recent call last): 
    6777 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6778 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6779 return self._func(self._name, data) 
    6780 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6781 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6782 _tug_changed_cb 
    6783 self.sim_handler.update_tuggables(all_changeds) 
    6784 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6785 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6786 update_tuggables 
    6787 force.update_targets(tuggables.sim_indices, 
    6788 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6789 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6790 update_targets 
    6791 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6792 indices, params) 
    6793 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6794 range 
    6795  
    6796 Error processing trigger "changes": 
    6797 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6798 range 
    6799  
    6800 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6801 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6802 update_targets 
    6803 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6804 indices, params) 
    6805  
    6806 See log for complete Python traceback. 
    6807  
    6808 Traceback (most recent call last): 
    6809 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6810 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6811 return self._func(self._name, data) 
    6812 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6813 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6814 _tug_changed_cb 
    6815 self.sim_handler.update_tuggables(all_changeds) 
    6816 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6817 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6818 update_tuggables 
    6819 force.update_targets(tuggables.sim_indices, 
    6820 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6821 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6822 update_targets 
    6823 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6824 indices, params) 
    6825 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6826 range 
    6827  
    6828 Error processing trigger "changes": 
    6829 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6830 range 
    6831  
    6832 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6833 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6834 update_targets 
    6835 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6836 indices, params) 
    6837  
    6838 See log for complete Python traceback. 
    6839  
    6840 Traceback (most recent call last): 
    6841 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6842 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6843 return self._func(self._name, data) 
    6844 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6845 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6846 _tug_changed_cb 
    6847 self.sim_handler.update_tuggables(all_changeds) 
    6848 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6849 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6850 update_tuggables 
    6851 force.update_targets(tuggables.sim_indices, 
    6852 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6853 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6854 update_targets 
    6855 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6856 indices, params) 
    6857 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6858 range 
    6859  
    6860 Error processing trigger "changes": 
    6861 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6862 range 
    6863  
    6864 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6865 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6866 update_targets 
    6867 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6868 indices, params) 
    6869  
    6870 See log for complete Python traceback. 
    6871  
    6872 Traceback (most recent call last): 
    6873 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6874 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6875 return self._func(self._name, data) 
    6876 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6877 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6878 _tug_changed_cb 
    6879 self.sim_handler.update_tuggables(all_changeds) 
    6880 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6881 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6882 update_tuggables 
    6883 force.update_targets(tuggables.sim_indices, 
    6884 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6885 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6886 update_targets 
    6887 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6888 indices, params) 
    6889 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6890 range 
    6891  
    6892 Error processing trigger "changes": 
    6893 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6894 range 
    6895  
    6896 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6897 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6898 update_targets 
    6899 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6900 indices, params) 
    6901  
    6902 See log for complete Python traceback. 
    6903  
    6904 Traceback (most recent call last): 
    6905 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6906 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6907 return self._func(self._name, data) 
    6908 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6909 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6910 _tug_changed_cb 
    6911 self.sim_handler.update_tuggables(all_changeds) 
    6912 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6913 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6914 update_tuggables 
    6915 force.update_targets(tuggables.sim_indices, 
    6916 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6917 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6918 update_targets 
    6919 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6920 indices, params) 
    6921 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6922 range 
    6923  
    6924 Error processing trigger "changes": 
    6925 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6926 range 
    6927  
    6928 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6929 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6930 update_targets 
    6931 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6932 indices, params) 
    6933  
    6934 See log for complete Python traceback. 
    6935  
    6936 Traceback (most recent call last): 
    6937 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6938 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6939 return self._func(self._name, data) 
    6940 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6941 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6942 _tug_changed_cb 
    6943 self.sim_handler.update_tuggables(all_changeds) 
    6944 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6945 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6946 update_tuggables 
    6947 force.update_targets(tuggables.sim_indices, 
    6948 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6949 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6950 update_targets 
    6951 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6952 indices, params) 
    6953 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6954 range 
    6955  
    6956 Error processing trigger "changes": 
    6957 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6958 range 
    6959  
    6960 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6961 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6962 update_targets 
    6963 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6964 indices, params) 
    6965  
    6966 See log for complete Python traceback. 
    6967  
    6968 Traceback (most recent call last): 
    6969 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    6970 packages/chimerax/core/triggerset.py", line 138, in invoke 
    6971 return self._func(self._name, data) 
    6972 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6973 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    6974 _tug_changed_cb 
    6975 self.sim_handler.update_tuggables(all_changeds) 
    6976 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6977 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    6978 update_tuggables 
    6979 force.update_targets(tuggables.sim_indices, 
    6980 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6981 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6982 update_targets 
    6983 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6984 indices, params) 
    6985 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6986 range 
    6987  
    6988 Error processing trigger "changes": 
    6989 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    6990 range 
    6991  
    6992 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    6993 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    6994 update_targets 
    6995 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    6996 indices, params) 
    6997  
    6998 See log for complete Python traceback. 
    6999  
    7000 Traceback (most recent call last): 
    7001 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7002 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7003 return self._func(self._name, data) 
    7004 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7005 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7006 _tug_changed_cb 
    7007 self.sim_handler.update_tuggables(all_changeds) 
    7008 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7009 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7010 update_tuggables 
    7011 force.update_targets(tuggables.sim_indices, 
    7012 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7013 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7014 update_targets 
    7015 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7016 indices, params) 
    7017 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7018 range 
    7019  
    7020 Error processing trigger "changes": 
    7021 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7022 range 
    7023  
    7024 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7025 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7026 update_targets 
    7027 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7028 indices, params) 
    7029  
    7030 See log for complete Python traceback. 
    7031  
    7032 Traceback (most recent call last): 
    7033 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7034 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7035 return self._func(self._name, data) 
    7036 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7037 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7038 _tug_changed_cb 
    7039 self.sim_handler.update_tuggables(all_changeds) 
    7040 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7041 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7042 update_tuggables 
    7043 force.update_targets(tuggables.sim_indices, 
    7044 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7045 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7046 update_targets 
    7047 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7048 indices, params) 
    7049 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7050 range 
    7051  
    7052 Error processing trigger "changes": 
    7053 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7054 range 
    7055  
    7056 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7057 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7058 update_targets 
    7059 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7060 indices, params) 
    7061  
    7062 See log for complete Python traceback. 
    7063  
    7064 Traceback (most recent call last): 
    7065 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7066 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7067 return self._func(self._name, data) 
    7068 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7069 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7070 _tug_changed_cb 
    7071 self.sim_handler.update_tuggables(all_changeds) 
    7072 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7073 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7074 update_tuggables 
    7075 force.update_targets(tuggables.sim_indices, 
    7076 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7077 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7078 update_targets 
    7079 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7080 indices, params) 
    7081 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7082 range 
    7083  
    7084 Error processing trigger "changes": 
    7085 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7086 range 
    7087  
    7088 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7089 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7090 update_targets 
    7091 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7092 indices, params) 
    7093  
    7094 See log for complete Python traceback. 
    7095  
    7096 Traceback (most recent call last): 
    7097 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7098 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7099 return self._func(self._name, data) 
    7100 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7101 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7102 _tug_changed_cb 
    7103 self.sim_handler.update_tuggables(all_changeds) 
    7104 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7105 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7106 update_tuggables 
    7107 force.update_targets(tuggables.sim_indices, 
    7108 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7109 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7110 update_targets 
    7111 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7112 indices, params) 
    7113 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7114 range 
    7115  
    7116 Error processing trigger "changes": 
    7117 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7118 range 
    7119  
    7120 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7121 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7122 update_targets 
    7123 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7124 indices, params) 
    7125  
    7126 See log for complete Python traceback. 
    7127  
    7128 Traceback (most recent call last): 
    7129 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7130 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7131 return self._func(self._name, data) 
    7132 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7133 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7134 _tug_changed_cb 
    7135 self.sim_handler.update_tuggables(all_changeds) 
    7136 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7137 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7138 update_tuggables 
    7139 force.update_targets(tuggables.sim_indices, 
    7140 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7141 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7142 update_targets 
    7143 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7144 indices, params) 
    7145 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7146 range 
    7147  
    7148 Error processing trigger "changes": 
    7149 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7150 range 
    7151  
    7152 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7153 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7154 update_targets 
    7155 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7156 indices, params) 
    7157  
    7158 See log for complete Python traceback. 
    7159  
    7160 Traceback (most recent call last): 
    7161 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7162 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7163 return self._func(self._name, data) 
    7164 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7165 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7166 _tug_changed_cb 
    7167 self.sim_handler.update_tuggables(all_changeds) 
    7168 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7169 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7170 update_tuggables 
    7171 force.update_targets(tuggables.sim_indices, 
    7172 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7173 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7174 update_targets 
    7175 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7176 indices, params) 
    7177 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7178 range 
    7179  
    7180 Error processing trigger "changes": 
    7181 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7182 range 
    7183  
    7184 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7185 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7186 update_targets 
    7187 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7188 indices, params) 
    7189  
    7190 See log for complete Python traceback. 
    7191  
    7192 Traceback (most recent call last): 
    7193 File "/usr/local/chimerax-1.6.1/lib/python3.9/site-
    7194 packages/chimerax/core/triggerset.py", line 138, in invoke 
    7195 return self._func(self._name, data) 
    7196 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7197 packages/chimerax/isolde/openmm/openmm_interface.py", line 978, in
    7198 _tug_changed_cb 
    7199 self.sim_handler.update_tuggables(all_changeds) 
    7200 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7201 packages/chimerax/isolde/openmm/openmm_interface.py", line 2301, in
    7202 update_tuggables 
    7203 force.update_targets(tuggables.sim_indices, 
    7204 File "/usr/users/lukas/.local/share/ChimeraX/1.6/site-
    7205 packages/chimerax/isolde/openmm/custom_forces.py", line 1156, in
    7206 update_targets 
    7207 _openmm_force_ext.customexternalforce_update_particle_parameters(int(self.this),
    7208 indices, params) 
    7209 RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of
    7210 range 
    7211  
     3084
     3085[*many* of these deleted to fit within ticket limits]
     3086
    72123087Error processing trigger "changes": 
    72133088RuntimeError: Assertion failure at CustomExternalForce.cpp:104. Index out of