The loaderbackup file is usually created before you upgrade the software for situations such as yours. In desktop manager you can go to Backup and Restore>Restore. You can browse to the loaderbackup file that was created and go through the restore process and your data should be back on the phone.
Kijana Please remember to: 1. Mark Accept as Solution on the appropriate post once your issue has been resolved 2. Give Kudos to helpful posts (click the star next to the post) Thanks