I had the wii u usb helper working and then after I did something wrong it stopped working so I decided to reinstall the app somewhere else. Now I am stuck at preparing ticket cache for about an hour and I cant do anything about it.
Somebody told me the titlekey site is down. Have you tried downloading anything today?you can use Utikdownloadhelper
you can use the titlekey normally and download games WII U
The author discontinued the projecti download yes i use u tik dwn hlp and its ok for me yesterday the titlekey was dwn not today for me