Topic category: Troubleshooting, bugs, and solutions
[I am using MCreator2021.3]
Today I made a GUI named ZYLGAMEEShop, there are many products in it, and I clicked "Save and keep open", and then clicked again to see that there was indeed a "ZYLGAMEEShop" GUI in the workspace, so I was in The client was running in MCreator, and I did not encounter any build problems, but I forgot to add commands and procedures related to opening the GUI, but when I closed the client and switched back to the workspace tab of MCreator, that The "ZYLGAMEEShop"GUI disappeared.
I opened the Windows Explorer, and did not find anything related to the "ZYLGAMEEShop" GUI in the elements. json document.
And I never closed the workspace in the middle.