Symptoms

Service Portal - mandatory fields highlighted in red on page load

Release

All

Cause

There is onChange client script(s) that have the first few lines of an OOB onChange client script removed. These lines are required and you may see unexpected results if you remove them.

Resolution

Add back the following lines at the beginning of your onChange client script so that it looks like the following screenshot:

if (isLoading || newValue == '') {
   return;
}

Additional Information

If the issue is with a Date field in particular, then you may be facing PRB1316022.