Thank you for contacting Intel community.
This might happened if you select to upgrade to standard version when opening the quartus lite.
You may need to uninstall and re-installed the quartus lite again to use in lite version.
I’m glad that your question has been addressed, I now transition this thread to community support. If you have a new question, feel free to open a new thread to get the support from Intel experts. Otherwise, the community users will continue to help you on this thread. Thank you.