Fatal Error - Too many open files

Question

I try to run PHPUnit Tests in my new machine and I get this error:

PHP Fatal error: Uncaught exception \'UnexpectedValueException\' with message \'Re

Answer 1

I've noticed this occur in PHP when you forget to wrap something in a closure. Carefully look at your recent diffs and you might be able to get to the bottom of this (in my case, I referenced $faker in a Laravel PHP unit factory without having a closure.