PhpStorm doesn’t recognize Exception from some reason. The code executes fine, but I cannot “go to” code (which should send me to Core_c.php):

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Windows OS has “try rebooting the OS” advice which helps in a lot of “does not work / suddenly stopped working” scenarios.
File | Invalidate Caches is the one for PhpStorm, especially after IDE/OS crash or after upgrading your IDE to a newer version.
P.S.
I had to make up some text, otherwise it’s too short for an answer.