Did you see this from Autodesk on the topic:

https://www.autodesk.com/support/technical/article/caas/sfdcarticles/sfdcarticles/Licence-has-expire...

and this

https://www.autodesk.com/support/technical/article/caas/sfdcarticles/sfdcarticles/Subscription-Licen... 

Here is how to open a support case with Autodesk if you are on subscription to seek out Autodesk Support's help, you can set up a call-back time as part of the process:
https://www.autodesk.com/support/technical/article/caas/sfdcarticles/sfdcarticles/How-to-find-my-sup...

NOTE: ultimately, only Autodesk Support can resolve licensing issues, not us end-users around here.

HTH