An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in /home/develop/tlhponline/vendor/yiisoft/yii2/web/Response.php on line 428. in /home/develop/tlhponline/vendor/yiisoft/yii2/web/Response.php:366
Stack trace:
#0 /home/develop/tlhponline/vendor/yiisoft/yii2/web/Response.php(339): yii\web\Response->sendHeaders()
#1 /home/develop/tlhponline/vendor/yiisoft/yii2/web/ErrorHandler.php(135): yii\web\Response->send()
#2 /home/develop/tlhponline/vendor/yiisoft/yii2/base/ErrorHandler.php(111): yii\web\ErrorHandler->renderException()
#3 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(210): yii\base\ErrorHandler->handleException()
#4 [internal function]: yii\web\DbSession->writeSession()
#5 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(154): session_write_close()
#6 [internal function]: yii\web\DbSession->close()
#7 {main}
Previous exception:
PDOException: SQLSTATE[HY000]: General error: 1 Can't create/write to file '/var/tmp/#sql-temptable-45d-756-4f2f.MAI' (Errcode: 28 "No space left on device") in /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php:1290
Stack trace:
#0 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(1290): PDOStatement->execute()
#1 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(1158): yii\db\Command->internalExecute()
#2 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(399): yii\db\Command->queryInternal()
#3 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/Schema.php(319): yii\db\Command->queryAll()
#4 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/Schema.php(125): yii\db\mysql\Schema->findColumns()
#5 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Schema.php(754): yii\db\mysql\Schema->loadTableSchema()
#6 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Schema.php(193): yii\db\Schema->getTableMetadata()
#7 /home/develop/tlhponline/vendor/yiisoft/yii2/db/QueryBuilder.php(365): yii\db\Schema->getTableSchema()
#8 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(256): yii\db\QueryBuilder->prepareInsertValues()
#9 /home/develop/tlhponline/vendor/yiisoft/yii2/db/QueryBuilder.php(345): yii\db\mysql\QueryBuilder->prepareInsertValues()
#10 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(276): yii\db\QueryBuilder->insert()
#11 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(546): yii\db\mysql\QueryBuilder->upsert()
#12 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(207): yii\db\Command->upsert()
#13 [internal function]: yii\web\DbSession->writeSession()
#14 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(154): session_write_close()
#15 [internal function]: yii\web\DbSession->close()
#16 {main}

Next yii\db\Exception: SQLSTATE[HY000]: General error: 1 Can't create/write to file '/var/tmp/#sql-temptable-45d-756-4f2f.MAI' (Errcode: 28 "No space left on device")
The SQL being executed was: SHOW FULL COLUMNS FROM `tlhponline_app_session` in /home/develop/tlhponline/vendor/yiisoft/yii2/db/Schema.php:674
Stack trace:
#0 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(1295): yii\db\Schema->convertException()
#1 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(1158): yii\db\Command->internalExecute()
#2 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(399): yii\db\Command->queryInternal()
#3 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/Schema.php(319): yii\db\Command->queryAll()
#4 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/Schema.php(125): yii\db\mysql\Schema->findColumns()
#5 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Schema.php(754): yii\db\mysql\Schema->loadTableSchema()
#6 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Schema.php(193): yii\db\Schema->getTableMetadata()
#7 /home/develop/tlhponline/vendor/yiisoft/yii2/db/QueryBuilder.php(365): yii\db\Schema->getTableSchema()
#8 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(256): yii\db\QueryBuilder->prepareInsertValues()
#9 /home/develop/tlhponline/vendor/yiisoft/yii2/db/QueryBuilder.php(345): yii\db\mysql\QueryBuilder->prepareInsertValues()
#10 /home/develop/tlhponline/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(276): yii\db\QueryBuilder->insert()
#11 /home/develop/tlhponline/vendor/yiisoft/yii2/db/Command.php(546): yii\db\mysql\QueryBuilder->upsert()
#12 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(207): yii\db\Command->upsert()
#13 [internal function]: yii\web\DbSession->writeSession()
#14 /home/develop/tlhponline/vendor/yiisoft/yii2/web/DbSession.php(154): session_write_close()
#15 [internal function]: yii\web\DbSession->close()
#16 {main}
Additional Information:
Array
(
    [0] => HY000
    [1] => 1
    [2] => Can't create/write to file '/var/tmp/#sql-temptable-45d-756-4f2f.MAI' (Errcode: 28 "No space left on device")
)