msi 1732

In order to complete the installation of [2], you must restart the computer. Other users are currently logged on to this computer, and restarting may cause them to lose their work. Do you want to restart now?

Remarks

The scheduled system restart message when other users are logged on the computer. For more information, see System Reboots and ScheduleReboot Action. This message may be customized using the Error table. Available beginning with Windows Installer for Windows Server 2003.