If you experience the error code U7121-3202 on your Windows 10 computer, often accompanied by the following message:
Whoops, something went wrong...
We're having trouble playing this title at the moment. Please try again later or select a different title.
It typically indicates that the title did not download properly. Follow the troubleshooting steps below to resolve the issue.
Click or tap the Menu icon .
Select My Downloads.
Click or tap the edit icon in the upper right corner of your screen.
Select the title you wish to delete by checking the box next to it.
Click or tap the delete icon to remove the title from your device.
Download the title again.