Ignored error pattern #^Parameter \#2 \$callback of function array_filter expects callable\(non\-empty\-string\|false\)\: mixed, 'is_dir' given\.$# in path /app/library/Icinga/Application/ApplicationBootstrap.php was not matched in reported errors.

Parameter #2 $callback of function array_filter expects (callable(non-empty-string|false): mixed)|null, 'is_dir' given.