Error is generate by MainClass:
PDOException Object
(
    [message:protected] => SQLSTATE[HY000]: General error: 1021 Disk full (/var/tmp/#sql_6f1_0); waiting for someone to free some space...
    [string:Exception:private] => 
    [code:protected] => HY000
    [file:protected] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/main/classes/Abstract/genericManager.abstract.php
    [line:protected] => 185
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/main/classes/Abstract/genericManager.abstract.php
                    [line] => 185
                    [function] => execute
                    [class] => PDOStatement
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/global/tecdoc/storages/local_articlesManager.php
                    [line] => 23
                    [function] => getall
                    [class] => genericManager
                    [type] => ->
                )

            [2] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/modules/_tecdoc/tecdoc.mod.php
                    [line] => 262
                    [function] => getall
                    [class] => local_articlesManager
                    [type] => ->
                )

            [3] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/modules/_tecdoc/tecdoc.mod.php
                    [line] => 105
                    [function] => homelocalarticle
                    [class] => tecdocModule
                    [type] => ->
                )

            [4] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/main/classes/Abstract/genericApplication.class.php
                    [line] => 43
                    [function] => homepage
                    [class] => tecdocModule
                    [type] => ->
                )

            [5] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/appl/application.class.php
                    [line] => 269
                    [function] => callFuncFromAllModules
                    [class] => genericApplication
                    [type] => ->
                )

            [6] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/appl/application.class.php
                    [line] => 46
                    [function] => getrequestcontent
                    [class] => application
                    [type] => ->
                )

            [7] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/main/mainClass.class.php
                    [line] => 217
                    [function] => processModuleRequest
                    [class] => application
                    [type] => ->
                )

            [8] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/main/mainClass.class.php
                    [line] => 202
                    [function] => processRequest
                    [class] => mainClass
                    [type] => ->
                )

            [9] => Array
                (
                    [file] => /var/www/vhost/CLIENTS_CAUTPIESE/gvidis-auto.md/index.php
                    [line] => 9
                    [function] => processSiteRequest
                    [class] => mainClass
                    [type] => ->
                )

        )

    [previous:Exception:private] => 
    [errorInfo] => Array
        (
            [0] => HY000
            [1] => 1021
            [2] => Disk full (/var/tmp/#sql_6f1_0); waiting for someone to free some space...
        )

)