Error: "Could not find valid value for u"
Since upgrading to 5.28.2 have been seeing a number of Error messages in the log
- If Anonymous User get the error message on a blank white screen.
- If logged in as Administrator get the error in an Error box.
- If switch on Trace on Error get:
Not quite sure, but 5.24.4 gives:
- If Anonymous get standard Access Denied message - seems correct.
- If Admin get a list of Mailings. Not sure what should happen here.
- CiviCRM 5.28.2
- Drupal 7.72
- PHP 7.2.33
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information