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.
Make sure to disable any firewalls or antiviruses. Then go to C:\Users\xomib\.mcreator\gradle\ and delete caches folder. Then setup MCreator again.