Installation fails with error: Launch_regsrv32_RS.MapiConnector.x64.dll_64


The following error occurs during the installation:

Error 1722.An error occured with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. Action Launch_regsvr32_RS.MapiConnector.x64.dll_64, location: C:\Windows\system32\, command: regsvr32.exe /s "<InstallationPath>\RS.MapiConnector.x64.dll"


This issue might occur because of the corrupted distribution kit. Also make sure that you run the installer with administrator privileges.


  • Run the setup as an administrator.
  • If it does not help, re-download an installation pack again and try again.
  • Make sure to follow the installation guide.

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