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"A software problem has caused Meshmixer to close unexpectedly" appears right after launching Meshmixer

Technical Support

Issue:

When launching Meshmixer, the software crashes right after launch and display an Error Report dialog.

A software problem has caused Meshmixer to close unexpectedly.
 

Solution:

First, any time you experience a crash, complete the crash report with details of how it happened if prompted.

Try the following solutions one by one, testing Meshmixer after each:

Reset User Settings

  1. Navigate to
  • Windows: C:\Users\User Name\AppData\Roaming\Autodesk\meshmixer.ini
Note: AppData is hidden by default, so you might have to enter that path manually or choose to show hidden files.
  • Mac: ~/.config/Autodesk/meshmixer.ini
  1. Rename the meshmixer.ini file into meshmixer.bak
  2. Navigate to
  • Windows: C:\Users\User Name\Documents\meshmixer\autosave
  • Mac: ~/Documents/meshmixer/autosave
  1. Rename the autosave folder into autosave.bak


Modify the meshmixer.ini file

Occasionally problems may be related to the networking module in Meshmixer.
  1. Open the meshmixer.ini file (see above directories).
  2. Search for the following values:
  • CheckUpdates
  • UserPreferenceForDataCollectionSet2
  • UserPreferenceForDataCollectionSetV3
  • CollectingAnalyticsData2
  • CollectingAnalyticsDataV3
  1. Set these all to false if they are not set already. For example, change the following line:
CheckUpdates=true
to:
CheckUpdates=false
Note: this will disable automatically checking for Meshmixer updates on launch and/or sending usage data to Autodesk.


Update your graphics card's drivers

Chances are your graphics card drivers need to be updated to support Qt 5.

Note: Refer to your graphics card's manufacturer website for the latest drivers.


Roll back to a previous version

If none of the above helped, consider installing a previous version of Meshmixer - downloads are available here.

Products:

Fusion;

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