Paul Reinheimer's Blog: PHP BUG - err mm:core: failed to open se...

Courtesy PHPDeveloper.org  Wed, 11/11/2009 - 09:23

Paul Reinheimer came across a small bug in a recent PHP 5.2.x release of the language - a debugging message left in by mistake.

If you get an error when PHP launches along the lines of: "PHP Warning: PHP Startup: mm_create(0, /var/www/phpSessionStorage/session_mm_cli1000) failed, err mm:core: failed to open semaphore file (Permission denied) in Unknown on line 0" you're going to eit...

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