The older patch could not be uninstalled! Please uninstall the patch manually - Unable to uninstall Qlik Sense Patch

[Rakesh_HB]

While uninstalling the Qlik Sense patch, the setup will fail with the below error,

The older patch could not be uninstalled! Please uninstall the patch manually. This installation will exit.

• Unable to uninstall Qlik Sense Patch during Qlik Sense patch process.
  
• Unable to uninstall Qlik Sense Patch through "Control Panel > Program > Program and Features > Installed Updates".

The installation log file will read the below,

Error! Validation of: D:\Program Files\Qlik\Sense\\Client\1366.f02a********.css failed: Could not find file 'D:\Program Files\Qlik\Sense\Client\1366.f02a********.css'.

Checking if file D:\Program Files\Qlik\Sense\\Client\1366.f02a********.css is locked...

Qlik Sense Installation logs can be found here, (How To Collect Qlik Sense Installation Log File).

Resolution

1. Attempt to uninstall the patch using Unable to uninstall Qlik Sense Patches If uninstallation fails, proceed to step 2.
2. Retrieve the missing files from another Qlik Sense Enterprise on Windows environment that is running the same version. You can set up a test installation to obtain these files.
3. Replace the corrupted files with the copies from the functional installation located at (%Program Files\Qlik\Sense\\***)

Cause

• Old patch has been broken during the Qlik Sense upgrade
• Multiple attempts to uninstall Qlik Sense patches

Environment

• Qlik Sense Enterprise on Windows 

Related Content:

Installing and uninstalling Qlik Sense Patches