PHP8.0 Deprecated: Required parameter follows optional parameter

Thanks for noting the issue and filing a proposed fix.

Since the $form_state argument is not used in entityreference_autocomplete_process_entityreference(), rather than assigning a default value, it can simply be removed.

Patch per #8 🐛 PHP8.0 Deprecated: Required parameter follows optional parameter Needs review .

The last submitted patch, 9: entityreference_autocomplete-php8-fix-3295289-9.patch, failed testing. View results →

This worked for me.