Fatal error: Uncaught Error: Class 'Psr\Log\AbstractLogger' not found in D:\svn\epic-site(사전예약)\default\vendor\symfony\debug\BufferingLogger.php:25
Stack trace:
#0 {main}
thrown in D:\svn\epic-site(사전예약)\default\vendor\symfony\debug\BufferingLogger.php on line 25