MCreator issue tracker has been migrated to GitHub.
Existing tickets have been migrated to GitHub. Please open new tickets on the GitHub tracker instead. If you do not have a GitHub account, all feature requests and bug reports from forums are still considered and checked by the maintainers.
This is how it is designed to work. By pressing different workspace names, the current one will be unloaded, and a new one is loaded. You can then design mods for the new workspace you selected.