Issue:
Autodesk Desktop Connector crashes with a CER error on Windows startup.
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Causes:
This issue can be caused by the following:
- A trailing space at the beginning or end of a folder name.
- Duplicate Desktop Connector registry entries.
Solution:
To resolve the issue, start troubleshooting by resetting Desktop Connector:
1. Â Â Navigate to the following folder and run ResetDesktopConnector.exe:
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CONNECT Help | Reset Utility | Autodesk
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2. Â Â Open a web browser and access the ACC Projects. This step must be performed by an ACC Account Admin or Project Admin.
- Go to Settings under each project and verify if the project name and project folders contain a trailing space.
- Check all projects where the affected user is invited.
3. Â Â If no trailing spaces are found in the project name or folder, the issue may be caused by duplicate registry entries.
 4.   Open the Registry Editor in Windows.
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5. Â Â Check the following registry locations for duplicate entries:Â
6. Â Â If duplicate registry entries are found, rename the registry folder (e.g., append _old to the name), and relaunch Desktop Connector.
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