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An error has been thrown while initializing Launcher


This message doesn't contain any useful information, please look at the exception below the message.

Then, see this page to check is there any section contain similar exception you have.

If this page doesn't have the exception you're looking for. We provided a few solutions for you.

Try to update your ImanitySpigot version:

Please type !update in the console and type 0 to get the latest update.

You can change the version whatever you want after it's able to be startup.

If it still doesn't fix:

Try to delete the imanity folder, this work 99% of the time. REMEMBER TO BACK UP YOUR CONFIG FILES.

Still can't start your server?

Contact us via Discord by opening a ticket.

File Encoding

If you're seeing these error when launching:

  • java.lang.ClassCastException: java.lang.String cannot be cast to java.util.Map
  • java.nio.charset.MalformedInputException: Input length = 1

This problem occurs when your java encoding is not UTF-8, please add -Dfile.encoding=UTF-8 before -jar in your java startup flag.

Please keep in mind you may need to delete all the relevant config files.