If you did not log out of the up.time UI before upgrading (refer to step 5 of Upgrading to up.time 7.2 of Laterand 7.3), you may see the following error after attempting to login after the upgrade:
...
If you did not log out of the up.time UI before upgrading (refer to step 5 of Upgrading to up.time 7.2 of Laterand 7.3), you may see the following error after attempting to login after the upgrade:
...