An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/web/Response.php on line 433. in /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/web/Response.php:368
Stack trace:
#0 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/web/Response.php(341): yii\web\Response->sendHeaders()
#1 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/web/ErrorHandler.php(136): yii\web\Response->send()
#2 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/base/ErrorHandler.php(135): yii\web\ErrorHandler->renderException(Object(yii\db\Exception))
#3 [internal function]: yii\base\ErrorHandler->handleException(Object(yii\db\Exception))
#4 {main}
Previous exception:
PDOException: SQLSTATE[HY000]: General error: 1030 Got error 28 from storage engine in /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php:1302
Stack trace:
#0 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(1302): PDOStatement->execute()
#1 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(1168): yii\db\Command->internalExecute('SHOW FULL COLUM...')
#2 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(410): yii\db\Command->queryInternal('fetchAll', NULL)
#3 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/mysql/Schema.php(320): yii\db\Command->queryAll()
#4 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/mysql/Schema.php(125): yii\db\mysql\Schema->findColumns(Object(yii\db\TableSchema))
#5 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Schema.php(756): yii\db\mysql\Schema->loadTableSchema('log_detailed_in...')
#6 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Schema.php(192): yii\db\Schema->getTableMetadata('log_detailed_in...', 'schema', false)
#7 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/ActiveRecord.php(439): yii\db\Schema->getTableSchema('log_detailed_in...')
#8 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/ActiveRecord.php(473): yii\db\ActiveRecord::getTableSchema()
#9 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/BaseActiveRecord.php(498): yii\db\ActiveRecord->attributes()
#10 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/BaseActiveRecord.php(313): yii\db\BaseActiveRecord->hasAttribute('id_participant')
#11 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/web/index.php(95): yii\db\BaseActiveRecord->__set('id_participant', 'guest')
#12 {main}

Next yii\db\Exception: SQLSTATE[HY000]: General error: 1030 Got error 28 from storage engine
The SQL being executed was: SHOW FULL COLUMNS FROM `log_detailed_info` in /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Schema.php:676
Stack trace:
#0 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(1307): yii\db\Schema->convertException(Object(PDOException), 'SHOW FULL COLUM...')
#1 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(1168): yii\db\Command->internalExecute('SHOW FULL COLUM...')
#2 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Command.php(410): yii\db\Command->queryInternal('fetchAll', NULL)
#3 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/mysql/Schema.php(320): yii\db\Command->queryAll()
#4 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/mysql/Schema.php(125): yii\db\mysql\Schema->findColumns(Object(yii\db\TableSchema))
#5 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Schema.php(756): yii\db\mysql\Schema->loadTableSchema('log_detailed_in...')
#6 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/Schema.php(192): yii\db\Schema->getTableMetadata('log_detailed_in...', 'schema', false)
#7 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/ActiveRecord.php(439): yii\db\Schema->getTableSchema('log_detailed_in...')
#8 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/ActiveRecord.php(473): yii\db\ActiveRecord::getTableSchema()
#9 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/BaseActiveRecord.php(498): yii\db\ActiveRecord->attributes()
#10 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/vendor/yiisoft/yii2/db/BaseActiveRecord.php(313): yii\db\BaseActiveRecord->hasAttribute('id_participant')
#11 /home/wspt/sigskills.worldskillsportugal.pt/sigskills_app/web/index.php(95): yii\db\BaseActiveRecord->__set('id_participant', 'guest')
#12 {main}
Additional Information:
Array
(
    [0] => HY000
    [1] => 1030
    [2] => Got error 28 from storage engine
)