"Installing Agent failed with error code: 1618" occurs when attempting to install Backup Exec Windows Agents

Problem

When attempting to install Backup Exec System Recovery (BESR) Management Control on a client system the error below is generated.

Error

Installing Publisher failed with error code: 1618

Environment

Windows based environment.

Cause

Issue can occur if multiple instances of MSIEXEC.EXE is running.

Solution

 

End process all

MSIEXEC.EXE

processes in the Windows Task Manager and attempt the management control install again

. If issue persists, reboot the system before next install attempt.