Fatal error: Uncaught Error: Call to undefined method Monolog\Utils::jsonEncode() in /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Formatter/NormalizerFormatter.php:174 Stack trace: #0 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Formatter/LineFormatter.php(163): Monolog\Formatter\NormalizerFormatter->toJson(Array, true) #1 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Formatter/LineFormatter.php(127): Monolog\Formatter\LineFormatter->convertToString(Array) #2 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Formatter/LineFormatter.php(103): Monolog\Formatter\LineFormatter->stringify(Array) #3 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(37): Monolog\Formatter\LineFormatter->format(Array) #4 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Logger.php(344): Monolog\Handler\AbstractProcessingHandler->handle(Array) #5 /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/sr in /home/tesasvfa/www.testroka.de/vendor/monolog/monolog/src/Monolog/Formatter/NormalizerFormatter.php on line 174