Backup Exec Installation fails to complete with a message that a reboot must be performed first

Article:TECH158985  |  Created: 2011-04-28  |  Updated: 2012-01-10  |  Article URL
Article Type
Technical Solution



When the installation welcome screen message appears.  “You must reboot this system to complete a previous installation operation of Backup Exec. After rebooting run the Setup program to continue with the installation.”





Even if the server is rebooted and the installation is run again, the same message shows.


Warning: Incorrect use of the Windows registry editor may prevent the operating system from functioning properly. Great care should be taken when making changes to a Windows registry. Registry modifications should only be carried-out by persons experienced in the use of the registry editor application. It is recommended that a complete backup of the registry and workstation be made prior to making any registry changes.

1.Rename or delete the following registry key:


2. Run the installation again.


Article URL

Terms of use for this information are found in Legal Notices