If you’ve tried all 6 steps and still see error 1100.7 for more than 24 hours, reach out:
Screenshot the error and list what you’ve tried — it speeds up their reply. Simcity Buildit 1100.7 Error
Go to Settings in the game (if you can reach it) or force a logout: If you’ve tried all 6 steps and still see error 1100
This refreshes your authentication token, which often solves the error immediately. Screenshot the error and list what you’ve tried
Sometimes, you have done everything right. In that case, Error 1100.7 is a "silent server error." Check these resources before resetting your router for the tenth time:
Apple’s aggressive background app refresh can cause token conflicts.