Sign in Subscribe

Error code (often referenced as 11007) in SimCity BuildIt Additional Content Download Error

Try deleting large, unused videos or apps and restarting the game. 4. The "Nuclear" Reinstall

What EA Support Will Tell You

Not necessarily.

There are two outcomes:

Sometimes your phone's OS restricts the game from downloading large files over mobile data.

The error 11007 in SimCity BuildIt typically occurs when the game is unable to connect to the server or when there's an issue with the game's authentication process. This error can be frustrating, especially when you're in the middle of building and managing your city.

SimCity BuildIt

If the error is caused by a server-side sync conflict, you can sometimes bypass the check by starting the game without an active connection. Disable all Wi-Fi and mobile data. Launch .

The Network Flip

: Alex toggled Airplane Mode on for a few seconds before switching from Wi-Fi to mobile data. Sometimes, a simple change in the "airwaves" (the connection format) is enough to force the download through.

  • Unlike the automatic cloud save, this creates a timestamped, locally stored "snapshot" of the city at that exact moment.
  • Why: If the game encounters an Error 11007 during the next server handshake and reverts the city to an older version (or corrupts the data), the player has a physical backup file ready to go.