Your software
My Mautic version is:
v2.15.0
My PHP version is:
PHP Version 7.1.33
Your problem
My problem is:
Date field not syncing when empty. It updates during sync when i send a value but does not update if the value is null.
These errors are showing in the log:
no errors found
Steps I have tried to fix the problem:
Deleted and recreated the custom field.