read_xtc failure; return code 7

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Windows-10-10.0.26100
ChimeraX Version: 1.9 (2024-12-11 19:11:19 UTC)
Description
Replace this text with list of actions that caused this problem to occur

Log:
Startup Messages  
---  
note | available bundle cache has not been initialized yet  
  
UCSF ChimeraX version: 1.9 (2024-12-11)  
© 2016-2024 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open D:/Msc_project/gromacs/compound_7/final/md_noPBC.xtc

No atomic models open to read the coordinates into!  

> open D:\Msc_project\gromacs\compound_7\final\npt.gro format gro

Chain information for Protein in water #1  
---  
Chain | Description  
? | No description available  
  

> open D:/Msc_project/gromacs/compound_7/final/md_0_10.xtc

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\open_command\dialog.py", line 334, in _qt_safe  
run(session, "open " + " ".join([FileNameArg.unparse(p) for p in paths]) + (""  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\core\commands\run.py", line 49, in run  
results = command.run(text, log=log, return_json=return_json)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3213, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\open_command\cmd.py", line 132, in cmd_open  
models = Command(session, registry=registry).run(provider_cmd_text,
log=log)[0]  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3213, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\open_command\cmd.py", line 215, in provider_open  
models, status = collated_open(session, None, [data], data_format,
_add_models,  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\open_command\cmd.py", line 526, in collated_open  
return remember_data_format()  
^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\open_command\cmd.py", line 497, in remember_data_format  
models, status = func(*func_args, **func_kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\md_crds\\__init__.py", line 115, in open  
num_coords = read_coords(session, data, structure_model, md_type,  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\md_crds\read_coords.py", line 39, in read_coords  
num_atoms, coords_list = read_gromacs_file(read_xtc_file, file_name)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\md_crds\read_coords.py", line 31, in read_gromacs_file  
return read_func(file_name)  
^^^^^^^^^^^^^^^^^^^^  
ValueError: read_xtc failure; return code 7  
  
ValueError: read_xtc failure; return code 7  
  
File "C:\Program Files\ChimeraX 1.9\bin\Lib\site-
packages\chimerax\md_crds\read_coords.py", line 31, in read_gromacs_file  
return read_func(file_name)  
^^^^^^^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  

> color #1 #6c23d2ff




OpenGL version: 3.3.0 NVIDIA 566.07
OpenGL renderer: NVIDIA GeForce RTX 3050 Laptop GPU/PCIe/SSE2
OpenGL vendor: NVIDIA Corporation

Python: 3.11.4
Locale: en_IN.cp1252
Qt version: PyQt6 6.7.1, Qt 6.7.1
Qt runtime version: 6.7.3
Qt platform: windows

Manufacturer: ASUSTeK COMPUTER INC.
Model: ASUS TUF Gaming A15 FA506NC_FA506NC
OS: Microsoft Windows 11 Home Single Language (Build 26100)
Memory: 16,452,980,736
MaxProcessMemory: 137,438,953,344
CPU: 12 AMD Ryzen 5 7535HS with Radeon Graphics        
OSLanguage: en-US

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[pett]

From my reading of the code, seems to be an internal mismatch in the XTC file between the number of atoms and number of coordinates.