Error: Error 1935: An error occurred during the installation of assembly

Error Message

When attempting to install ArcGIS Desktop, the following error occurs:

"Error 1935: An error occurred during the installation of assembly 'Microsoft.lnk,Version="1.7.2600.2180", Publickey Token="31BF3856AD364E35",Culture="neutral".

Please refer to Help and Support for more information.



1935 errors usually indicate that something is wrong with a .NET assembly or the .NET installation.

Solution or Workaround

Uninstalling and reinstalling the .NET Framework is a solution that can potentially resolve these issues.

  1. Navigate to Start > Control Panel > Add/Remove Programs.
  2. Select Microsoft .NET Framework from the list and select Remove. If there are multiple versions installed, remove them all, one at a time.
  3. Reinstall the highest version of Microsoft .NET Framework that was previously installed. Download links are provided below under Related Information.
  4. Start the installer for ArcGIS Desktop again.

Related Information

Last Published: 10/9/2019

Article ID: 000010394

Software: ArcMap 10.4.1, 10.4, 10.3.1, 10.3, 10.2.2, 10.2.1, 10.2, 10.1, 10