The community is also a great place to check out. Try these places for help from other users:
If you're encountering issues with launching or playing Game Character Hub, make sure everything installed correctly.
Exit Steam entirely.
Reboot your computer and test the issue again. If the issue persists, you will need to contact Game Character Hub Support.
If the above does not resolve the issue and you are running Windows 7, Windows 8, or Windows Vista, please complete the instructions in our Windows 7, Windows 8, and Vista Troubleshooting FAQ.
If you are running in Windows XP, take the following steps: