I am getting the below error while installing netbackup 7.6.0.1 to Windows 2008 srever.
I have rebooted the server but no luck.
NetBackup 7.6.0.1 Windows installation log
05-26-2015,12:02:17 : 05-26-2015,12:02:17 : Starting Setup
05-26-2015,12:02:17 : 05-26-2015,12:02:17 : Performing installation on host: servername
05-26-2015,12:02:17 : 05-26-2015,12:02:17 : Checking for 32-bit processor on a 64-bit system.
05-26-2015,12:02:17 : 05-26-2015,12:02:17 : UAC is supported on this OS, and it is currently disabled.
05-26-2015,12:02:44 : On Init of CDlgChooseCustom
05-26-2015,12:02:44 : Leaving Init of CDlgChooseCustom
05-26-2015,12:02:44 : On Init of CDlgLocalChooseCustom
05-26-2015,12:02:44 : Leaving Init of CDlgLocalChooseCustom
05-26-2015,12:02:45 : Validating Local Options Data
05-26-2015,12:05:41 : === Logging started: 26/05/2015 12:05:41 ===
05-26-2015,12:05:41 : Action 12:05:41: CostInitialize. Computing space requirements
05-26-2015,12:05:41 : Action start 12:05:41: CostInitialize.
05-26-2015,12:05:41 : Action ended 12:05:41: CostInitialize. Return value 1.
05-26-2015,12:05:41 : Action 12:05:41: FileCost. Computing space requirements
05-26-2015,12:05:41 : Action start 12:05:41: FileCost.
05-26-2015,12:05:41 : Action ended 12:05:41: FileCost. Return value 1.
05-26-2015,12:05:41 : Action 12:05:41: ResolveSource. Resolving source
05-26-2015,12:05:41 : Action start 12:05:41: ResolveSource.
05-26-2015,12:05:41 : Action ended 12:05:41: ResolveSource. Return value 1.
05-26-2015,12:05:41 : Action 12:05:41: CostFinalize. Computing space requirements
05-26-2015,12:05:41 : Action start 12:05:41: CostFinalize.
05-26-2015,12:05:41 : Action ended 12:05:41: CostFinalize. Return value 1.
05-26-2015,12:05:41 : Action 12:05:41: INSTALL.
05-26-2015,12:05:41 : Action start 12:05:41: INSTALL.
05-26-2015,12:05:44 : Action ended 12:05:44: INSTALL. Return value 8.
05-26-2015,12:05:44 : Another installation is already in progress on server 'servername'. Complete that installation before proceeding with this install.