Is there any way to fix this problem?

Don’t worry! It will be released for the public, to be play-able on all games soon. They’re currently restricting this to Studio only due to some bugs. :smiley:

For example, from this post announcing the release:

This is a large list of changes since it was released. As you can tell, the lighting wasn’t ready to be available to the public since there were a lot off issues.

Just wait! :smiley: