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6

Error Windows server 2016 "SetThreadDescription" "AdobeCollabSync.exe"

Community Beginner ,
May 30, 2025 May 30, 2025

Hello,

We are experiencing a persistent issue on a Windows Server 2016 Datacenter (version 1607, build 14393.7969) running in a multi-user RDS environment.

Error message when user open Adobe reader x64 25.001.20474 :

"AdobeCollabSync.exe - Entry Point Not Found
The procedure entry point SetThreadDescription could not be located in the dynamic link library C:\Program Files\Adobe\Acrobat DC\Acrobat\AdobeGrowthSDK.dll."

Actions already taken:

  • Repair and Reinstall Adobe
  • Removed all startup entries related to AdobeCollabSync.exe from:

    • HKCU\Software\Microsoft\Windows\CurrentVersion\Run

    • HKLM\Software\Microsoft\Windows\CurrentVersion\Run

    • HKLM\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run

  • Searched the full registry for any reference to:

    • AdobeCollabSync.exe

    • Adobe Acrobat Synchronizer

    • AdobeGrowthSDK.dll

  • Checked Task Scheduler for CollabSync entries – none found

  • Confirmed that SetThreadDescription exists on the system via PowerShell and kernel32.dll

  • Rebooted the server and sessions after all modifications

Despite all these steps, the error still appears. It seems Acrobat Reader attempts to launch AdobeCollabSync.exe internally regardless of startup configuration.

 

Thanks in advance for any insight or recommendations.

TOPICS
General troubleshooting , Install update and subscribe to Acrobat , PDF
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1 ACCEPTED SOLUTION
Community Beginner ,
Jun 17, 2025 Jun 17, 2025

This has fixed the issue on my end. 

 

I had to schedule a time to disconnect a user from a session on a terminal. Once the user was disconnected, I proceeded to delete all ADOBE folders that were located in each user's APPDATA/LOCALROAMING/.

 

Once I removed those folders, I had the user sign in and the error only appeared once more. After they cleared the error, it appears to have fixed it, and the error has not appeared for a full week.

 

The folders are re-created when the user signs in, and appears to clear the error from appearing.

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New Here ,
Sep 15, 2025 Sep 15, 2025
LATEST

This registry entry solution appears to have worked for me...for now. 

https://community.adobe.com/t5/acrobat-discussions/windows-server-2016-rds-error-message-adobegrowth...

 

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