Hi Ulimatescar,
Dear member of SanDisk Community, welcome.
You may find it useful, some of these portables U3 utilities (free):
- U3 LaunchPad Installer
- U3 LaunchPad Restore
You can download them (free) of: U3 - DataBase (The last of the Mohicans)
Luck, and then you tell us, what happened, please.
Regards, Alfred. (Google translated)