How do I fix a problem with PowerBackup not responding during backup?

Please follow the steps to reinstall PowerBackup.

1. Exit PowerBackup
2. Start--> Programs -->Cyberlink PowerPackup--> Uninstall PowerBackup 
3. Start --> Run (keyin "regedit") --> HKEY_LOCAL_MACHINE --> Software --> Cyberlink --> Delete PowerBackup 
4. Start --> Run (keyin "regedit") --> HKEY_CURRENT_USER --> Software --> Cyberlink --> Delete PowerBackup 
5. Delete folder c:\program files\cyberlink\PowerBackup
6. Install your PowerBackup program, then go to download page to download patch program if available. A latest version is always recommended.
   http://www.gocyberlink.com/multi/download/patches_29_ENU.html