Fatal error: Uncaught yii\db\Exception: Redis error: MISCONF Redis is configured to save RDB snapshots, but is currently not able to persist on disk. Commands that may modify the data set are disabled. Please check Redis logs for details about the error. Redis command was: SET aca331b1f74839f1848b2dbd05b3ecff1058f __flash|a:0:{} EX 31536000 in /var/www/fpxuser/data/www/project/vendor/yiisoft/yii2-redis/src/Connection.php:794 Stack trace: #0 /var/www/fpxuser/data/www/project/vendor/yiisoft/yii2-redis/src/Connection.php(762): yii\redis\Connection->parseResponse(Array, '*5\r\n$3\r\nSET\r\n$3...') #1 /var/www/fpxuser/data/www/project/vendor/yiisoft/yii2-redis/src/Connection.php(745): yii\redis\Connection->sendCommandInternal('*5\r\n$3\r\nSET\r\n$3...', Array) #2 /var/www/fpxuser/data/www/project/vendor/yiisoft/yii2-redis/src/Session.php(131): yii\redis\Connection->executeCommand('SET', Array) #3 [internal function]: yii\redis\Session->writeSession('c6df599e7081f60...', '__flash|a:0:{}') #4 /var/www/fpxuser/data/www/project/ve in /var/www/fpxuser/data/www/project/vendor/yiisoft/yii2-redis/src/Connection.php on line 794