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Comment on [#11133] Error while using MySQL-PDO instead of MySQLi...
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> When I use MySQL-PDO in horde4-Database settings, following error > occurs, when I'm logged in as an Administrator and click to (German) > --> Administration | Sitzungen | Aktuelle Sessions. > > When I use MySQLI in horde4-Database settings, the error doesn't > occur and the sessions will be displayed, without any errors. > > The horde-error log says: > > --- LOG --- > > Apr 5 18:00:55 host HORDE: [horde] There is already an active > transaction [pid 14209 on line 644 of > "/usr/share/pear/Horde/Db/Adapter/Base.php"] > > --- LOG --- > > The Browser screen says: > > --- SCREEN --- > > Ein schwerer Fehler ist aufgetreten: > There is already an active transaction > > 1. Horde_SessionHandler->getSessionsInfo() > /var/www/horde4/admin/sessions.php:29 > 2. Horde_SessionHandler->read() /usr/share/pear/Horde/SessionHandler.php:275 > 3. Horde_SessionHandler_Storage_Sql->read() > /usr/share/pear/Horde/SessionHandler.php:177 > 4. Horde_Db_Adapter_Base->beginDbTransaction() > /usr/share/pear/Horde/SessionHandler/Storage/Sql.php:91 > 5. PDO->beginTransaction() /usr/share/pear/Horde/Db/Adapter/Base.php:644 > > Details > Die vollständige Fehlermeldung wurde in Hordes Logdatei geschrieben > und für Administratoren weiter unten ausgegeben. Benutzer, die keine > Administratoren sind, bekommen diese Details nicht zu sehen. > > PDOException Object > ( > [message:protected] => There is already an active transaction > [string:Exception:private] => > [code:protected] => 0 > [file:protected] => /usr/share/pear/Horde/Db/Adapter/Base.php > [line:protected] => 644 > [trace:Exception:private] => Array > ( > [0] => Array > ( > [file] => /usr/share/pear/Horde/Db/Adapter/Base.php > [line] => 644 > [function] => beginTransaction > [class] => PDO > [type] => -> > [args] => Array > ( > ) > > ) > > [1] => Array > ( > [file] => > /usr/share/pear/Horde/SessionHandler/Storage/Sql.php > [line] => 91 > [function] => beginDbTransaction > [class] => Horde_Db_Adapter_Base > [type] => -> > [args] => Array > ( > ) > > ) > > [2] => Array > ( > [file] => /usr/share/pear/Horde/SessionHandler.php > [line] => 177 > [function] => read > [class] => Horde_SessionHandler_Storage_Sql > [type] => -> > [args] => Array > ( > [0] => pn82oj2a077rjctg0ti0fde2a6 > ) > > ) > > [3] => Array > ( > [file] => /usr/share/pear/Horde/SessionHandler.php > [line] => 275 > [function] => read > [class] => Horde_SessionHandler > [type] => -> > [args] => Array > ( > [0] => pn82oj2a077rjctg0ti0fde2a6 > ) > > ) > > [4] => Array > ( > [file] => /var/www/horde4/admin/sessions.php > [line] => 29 > [function] => getSessionsInfo > [class] => Horde_SessionHandler > [type] => -> > [args] => Array > ( > ) > > ) > > ) > > [previous:Exception:private] => > [errorInfo] => > ) > > --- SCREEN --- > > Did I make a mistake in any configuration file, or is this a bug? > > > Thank you! > > Klaus.
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