Fatal error: Uncaught UnexpectedValueException: The stream or file "/www1/iarch/edusoho/app/logs/biz.log" could not be opened: chmod(): Operation not permitted in /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:107 Stack trace: #0 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(37): Monolog\Handler\StreamHandler->write(Array) #1 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/GroupHandler.php(67): Monolog\Handler\AbstractProcessingHandler->handle(Array) #2 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Logger.php(337): Monolog\Handler\GroupHandler->handle(Array) #3 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Logger.php(518): Monolog\Logger->addRecord(400, 'Uncaught Except...', Array) #4 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/ErrorHandler.php(136): Monolog\Logger->log(400, 'Uncaught Except...', Array) #5 [internal function]: Monolog\ErrorHandler->handleException(Object(UnexpectedValueException)) # in /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php on line 107

Fatal error: Uncaught UnexpectedValueException: The stream or file "/www1/iarch/edusoho/app/logs/biz.log" could not be opened: chmod(): Operation not permitted in /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:107 Stack trace: #0 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(37): Monolog\Handler\StreamHandler->write(Array) #1 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/GroupHandler.php(67): Monolog\Handler\AbstractProcessingHandler->handle(Array) #2 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Logger.php(337): Monolog\Handler\GroupHandler->handle(Array) #3 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Logger.php(518): Monolog\Logger->addRecord(550, 'Fatal Error (E_...', Array) #4 /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/ErrorHandler.php(180): Monolog\Logger->log(550, 'Fatal Error (E_...', Array) #5 [internal function]: Monolog\ErrorHandler->handleFatalError() #6 {main} thrown in /www1/iarch/edusoho/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php on line 107