Go here for the instructions on how to do a complete uninstal
http://www.blackberry.com/knowledgec...?nodeid=160545
once you reinsatl if that doesn't works try this
If it is empty and the Application will not allow you to browse you must
Go to control panel
Click on mail
Click on E-mail Accounts
Click View accounts then Click Change
Write down the Microsoft Exchange sever name (as you will need it later)
Back out of there
Then go under Control panel then mail icon again
Go under Show profiles and then add
Add a new profile to you account
Enter the mail server name and Create a new profile
Save this information then when you go into Intellisync again
Go into Intellisync choose configure PIM
Choose the Application (ie address book) then Click Choose a translator
Then choose options choose you new profile and select you contacts
Do this for all applications then hit synchronize now
It should read from the new profile