Thank you so much! The problem has been fixed by installing the newest version of ChimeraX and ISOLDE.

On 12/30/2021 03:31ChimeraX<ChimeraX-bugs-admin@cgl.ucsf.edu> wrote:
#5847: CUDA_ERROR_UNKNOWN starting simulation
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Reporter:  fanhongcheng20@…  |      Owner:  Tristan Croll
Type:  defect            |     Status:  feedback
Priority:  normal            |  Milestone:
Component:  Third Party       |    Version:
Resolution:                    |   Keywords:
Blocked By:                    |   Blocking:
Notify when closed:                    |   Platform:  all
Project:  ChimeraX          |
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Changes (by Tristan Croll):

* status:  assigned => feedback


Comment:

First question: could you try updating to ChimeraX 1.3 (and ISOLDE 1.3)
and see if this problem persists?

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Ticket URL: <https://www.rbvi.ucsf.edu/trac/ChimeraX/ticket/5847#comment:2>
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