FAQ - Error messages

FAQ - Error messages

I am getting a message that my license has expired and that I can use the test version only What should I do?
I get the message "Access denied" or "Another user is logged in at the moment" when I try to log in. What can I do?
Why do I get the message " No access to applications" when I open Creative Cloud Desktop?
Why do I get the message "Access denied" when after the login on the Adobe website I click on "Download Acrobat DC Pro"?