ran arc patch before arc install-certificate and got this exception:
[2023-04-18 07:45:00] EXCEPTION: (RuntimeException) strlen(): Passing null to parameter #1 ($string) of type string is deprecated at [<arcanist>/src/error/PhutilErrorHandler.php:261] arcanist(), tmphutil() #0 PhutilErrorHandler::handleError(integer, string, string, integer) called at [<arcanist>/src/workflow/ArcanistWorkflow.php:483] #1 ArcanistWorkflow::authenticateConduit() called at [<arcanist>/src/workflow/ArcanistPatchWorkflow.php:398] #2 ArcanistPatchWorkflow::run() called at [<arcanist>/scripts/arcanist.php:427] <<< [1] (+930) <exec> 930,645 us