Fatal error: Uncaught Error: Class "Psr\Log\AbstractLogger" not found in /home/yrdsb11w3creativ/public_html/yrdsb/vendor/symfony/debug/BufferingLogger.php:21 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/yrdsb/vendor/symfony/debug/BufferingLogger.php on line 21