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Fatal error: Uncaught TypeError: Argument 1 passed to {closure}() must be an instance of Slim\App, null given, called in /var/www-dev/cc/gitlab.daj/composition-as-a-service/src/middleware.php on line 6 and defined in /var/www-dev/cc/gitlab.daj/composition-as-a-service/src/middleware.php:4 Stack trace: #0 /var/www-dev/cc/gitlab.daj/composition-as-a-service/src/middleware.php(6): {closure}(NULL) #1 {main} thrown in /var/www-dev/cc/gitlab.daj/composition-as-a-service/src/middleware.php on line 4