Upgrade leads to array_merge(): Argument #2 must be of type array, null given

I followed this: https://www.drupal.org/project/symfony_mailer/issues/3355496#comment-151... 🐛 Fatal error with latest dev release Fixed
Simply put you edit a bit of code to allow you to run updates, then you can revert your changes and it should continue working.

Please can someone test this patch?

Hi @AdamPS is greather than me.

I revised it, test is passing.

Module isn't being affected negatively

Moving to RTBC

Great thanks

Also confirming the patch works.

Automatically closed - issue fixed for 2 weeks with no activity.

AdamPS → closed merge request !54