Never mind, the problem still exist now it seems to be harder to trigger.

Easy way to get to your AppData. Open File explore and in the address type in %Appdata%. (Percent sign) Appdata (Percent sign again). It will bring you to your Appdata Roaming. This one folder ahead click on Appdata in the address bar and then you will see your local data folder in Appdata. Then you want to Winrar or 7-zip that folder to a smaller and easier package to transfer.