metadatabag - laravel 5 I don’t know where the error came from

Question

[2015-11-06 17:03:41] local.ERROR: exception 'ErrorException' with message 'Argument 1 passed to Symfony\Component\HttpFoundation\Session\Storage\MetadataBag::initialize() must be of the type array, null given, called in /var/www/html/news/bootstrap/cache/compiled.php on line 11622 and defined' in /var/www/html/news/bootstrap/cache/compiled.php:4395

不知道怎样来的错误

Answer 1

I think. . This error can be debugged directly into the framework to see how it occurs. .

Answer 2

must be of the type array, null given, 

A null value was passed when using with?