U:101 and U:103 - An issue happened with the update services
Errors U:101 and U:103 can happen if an issue occurs while Shadow is updating. This includes both component updates and Windows updates on your Shadow.
Restart your Shadow to correct this issue:
When you see the error, wait for 5 - 20 minutes. Shadow and Windows will have to finish all updates.
After waiting, shut down your Shadow from the Application Launcher by clicking Help . > Shut Down Shadow.
Close the Shadow application.
Restart the Shadow application and try again.
If the error persists, please contact Support to receive technical assistance.