The following error occurred:

exception 'Zend_Db_Statement_Exception' with message 'SQLSTATE[22P02]: Invalid text representation: 7 FEHLER: ungültige Eingabesyntax für ganze Zahl: »x«' in /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Db/Statement/Pdo.php:238 Stack trace: #0 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Db/Statement.php(283): Zend_Db_Statement_Pdo->_execute(Array) #1 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Db/Adapter/Abstract.php(430): Zend_Db_Statement->execute(Array) #2 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Db/Adapter/Pdo/Abstract.php(220): Zend_Db_Adapter_Abstract->query(Object(Zend_Db_Select), Array) #3 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Db/Select.php(639): Zend_Db_Adapter_Pdo_Abstract->query(Object(Zend_Db_Select)) #4 /www2/HansHeiss/HansHeiss/library/DBDefs/admin1/DbKategorie.php(106): Zend_Db_Select->query() #5 /www2/HansHeiss/HansHeiss/application/default/controllers/IndexController.php(41): DbKategorie->fetchAllJoined(Array) #6 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Controller/Action.php(502): IndexController->indexAction() #7 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Controller/Dispatcher/Standard.php(293): Zend_Controller_Action->dispatch('indexAction') #8 /www2/ZendFramework/ZendFramework-1.6.1-minimal/library/Zend/Controller/Front.php(946): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http)) #9 /www2/HansHeiss/HansHeiss/html/index.php(43): Zend_Controller_Front->dispatch() #10 {main}