The error 'gamemaker authentication failed' typically occurs when GameMaker Studio is unable to verify your user credentials with its licensing server. This could be due to a variety of reasons such as:
To resolve the 'gamemaker authentication failed' error, try the following solutions:
Check Your Internet Connection: Ensure you have an active and stable internet connection. Try loading a webpage to confirm your connectivity.
Verify Login Credentials: Double-check that the username and password you're entering are correct and that your account is in good standing.
Server Status: Check if there's any news on the official GameMaker Studio forums or social media channels about server maintenance or downtime.
Disable Firewall/Antivirus: Temporarily disable your firewall or antivirus to determine if it's blocking GameMaker. If this solves the issue, add an exception for GameMaker in your software's settings.
Update GameMaker Studio: Make sure you have the latest version of GameMaker Studio installed. Older versions might not authenticate properly.
Recover License Key: If you suspect a corrupted license key file, refer to the documentation or support for instructions on recovering or reactivating your license.
Reinstall GameMaker: As a last resort, uninstalling and reinstalling GameMaker can help fix corrupted program files that might be causing authentication issues.
Contact Support: If none of these steps work, reach out to YoYo Games' support team for further assistance with your specific situation.
By systematically going through these suggestions, you should be able to overcome the 'gamemaker authentication failed' error and get back to developing your games.