UPDATE: The issue has been fixed. If you are still having issues please post a bug report or send us an email at [email protected]

Dear players,

It has come to our attention this morning that trouble has been bubbling over-night. Many of you are reporting the unknown error -1 popup and research tab being broken. We are treating this with the utmost of urgency and duly apologize any inconvenience caused. The team are working around the clock to get you back to your games as soon as possible.