coba lakukan ini gan ,masalah u sama seperti ane ,
HKEY_CURRENT_USER\Software\Camfrog

right click on the camfrog folder then delete it

Remember that when he deletes this he will have re-enter his usernames and passwords and pro code again.

now if he doesn't remember his password he can use this tutorial on how to get them :
http://www.camfrogcommunity.com/Thre...pro-key-finder

** If he has to use the above tutorial ( pro-key-finder )tell him not to delete his registry yet until he recovers his passwords then delete the registry key**

p.s i created the error your friend had and did this to fix it ..worked for me hopefully it works for your friend.