Well I’m wondering if this is some 8.4.1 → 8.4.2 fix.
The user that also reported the same problem mentioned he’s on v7.X.Y
I am unable to update due to this problem:
After upgrading to 8.4.2 I simply can’t login to SuiteCRM.
So until a confirmation that it has been fixed, can’t test with 8.4.2.