You tap “Retry.” Nothing. You restart the app. Same problem.
While Electronic Arts (EA) hasn't officially listed a single definitive cause, player reports on the and other platforms suggest several contributing factors: Server-Side Desync
If the error persists after these attempts, it is recommended to contact EA Help
You’ll usually see a pop-up message saying something like:
: Corrupted temporary cache structures block new server assets from writing properly to your local device memory. Simcity Buildit 1100.7 Error
iOS users can dump bad update frames without wiping local save histories: Re: Error Code 1100.7 - Additional Content Download Error
The error message itself means your game client cannot "talk" to EA's servers and is almost certainly a network-related problem. This can happen for many reasons, both on your device and on the developer's side.
Encountering an error code in SimCity BuildIt can be frustrating, especially when you’re in the middle of expanding your city or participating in a Contest of Mayors. One error that players occasionally report is . Here’s a clear breakdown of what causes it and step-by-step solutions to resolve it.
This refreshes your authentication token, which often solves the error immediately. You tap “Retry
EA's servers are undergoing updates, causing temporary instability in content delivery. How to Fix SimCity BuildIt Error 1100.7 1. Refresh Your Network Connection
Connect to a server in a different region (e.g., US or Europe). Launch SimCity BuildIt to see if the error bypasses. Reinstall the Game
EA servers are undergoing temporary updates.
Perform these solutions in order. Do not skip steps. Back up your city by ensuring you are logged into Facebook/Game Center/Google Play before the error occurred. If you cannot access the game at all, proceed anyway—most fixes do not require in-game access. While Electronic Arts (EA) hasn't officially listed a
Developer and server-side responsibilities While many fixes are client-side, developers and service teams share responsibility for minimizing such errors. Robust server infrastructure, gracefully handling busy periods, clear in-app messaging during maintenance, detailed error codes, and helpful support pages reduce user frustration. Regular telemetry and logging can help developers pinpoint conditions that lead to errors like 1100.7 and roll out targeted fixes.
: If using Wi-Fi, completely drop the signal and force the game to run over cellular mobile data, or vice versa. This bypasses restrictive local router DNS settings.
The game fails to download essential "extra content" required to initialize the city.
