LoadRunner 9.10 Installation

Errors

Previous Installation Not Completed

A)

1) Go to following registry Key

   HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\Session Manager 

2) Open PendingFileRenameOperations key. - Check data. It shows file name that will be renamed when you reboot. 
a) Delete PendingFileRenameOperations key and run installation, if the file pointed by the above key doesn't exist. 
b) If file exist, it means you should reboot the machine at least once and if you still get the message after reboot, you can delete the key.

B)

1) Go to following registry Key

   HKEY_LOCAL_MACHINE\SOTWARE\Microsoft\Windows\CurrentVersion\RunOnce

2) Remove keys...

See HP LoadRunner Forum 1214586

http://forums11.itrc.hp.com/service/forums/questionanswer.do?threadId=1244662

Also see Windows FAQ