If any event has been ran recently or the box is required to be tided up due to any of the following:
If any of these above requirements are met, please keep anything custom in the box, and any related zip files within clearly labeled. Saved in a file dating the server saved stuff for now. As we aim to upload the custom things to GitHub
So you want to set up an event. There are going to be some assumptions made.
If these are the case then let's move through the steps.
Sometimes when setting up an event you might need to change the Minecraft version. For this you just need to change the server.jar