When you try to install or upgrade IT Management suite, the following error occurs:
IT Management Suite products cannot be installed or upgrade fails due to the "PerformInstall - RunMsiInstallProduct(): Install Package <xxxx> InstallAlreadyRunning" error
and Windows Installer API returns the code 1618.
The product fails to install or upgrade.
|Return Code||Description||Error Code|
|1618||Another installation is already in progress. Complete that installation before proceeding with this install.||ERROR_INSTALL_ALREADY_RUNNING|
If you get the "Install already running" error, perform the following steps: