Fatal error: Uncaught Error: Class "Monolog\Handler\AbstractProcessingHandler" not found in C:\Apache24_x64\htdocs\radar\vendor\lesstif\php-jira-rest-client\src\NoOperationMonologHandler.php:7 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\radar\vendor\lesstif\php-jira-rest-client\src\NoOperationMonologHandler.php on line 7