Zend_Db_Adapter_Exception: LIMIT argument offset=-20 is not valid in /home/cxujydnymtlq/public_html/library/Zend/Db/Adapter/Pdo/Mysql.php:259 Stack trace: #0 /home/cxujydnymtlq/public_html/library/Zend/Db/Select.php(1277): Zend_Db_Adapter_Pdo_Mysql->limit('SELECT `arpg_bo...', 20, -20) #1 /home/cxujydnymtlq/public_html/library/Zend/Db/Select.php(705): Zend_Db_Select->_renderLimitoffset('SELECT `arpg_bo...') #2 /home/cxujydnymtlq/public_html/library/Zend/Db/Adapter/Abstract.php(467): Zend_Db_Select->assemble() #3 /home/cxujydnymtlq/public_html/library/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query(Object(Zend_Db_Select), Array) #4 /home/cxujydnymtlq/public_html/library/Zend/Db/Adapter/Abstract.php(736): Zend_Db_Adapter_Pdo_Abstract->query(Object(Zend_Db_Select), Array) #5 /home/cxujydnymtlq/public_html/application/modules/bocai/models/BocaiMatch.php(100): Zend_Db_Adapter_Abstract->fetchAll(Object(Zend_Db_Select)) #6 /home/cxujydnymtlq/public_html/application/modules/bocai/controllers/IndexController.php(98): Bocai_Model_BocaiMatch->getList(0, '/index/sport/ty...', '', 20) #7 /home/cxujydnymtlq/public_html/library/Zend/Controller/Action.php(516): Bocai_IndexController->sportAction() #8 /home/cxujydnymtlq/public_html/library/Zend/Controller/Dispatcher/Standard.php(308): Zend_Controller_Action->dispatch('sportAction') #9 /home/cxujydnymtlq/public_html/library/Zend/Controller/Front.php(954): Zend_Controller_Dispatcher_Standard->dispatch(Object(Zend_Controller_Request_Http), Object(Zend_Controller_Response_Http)) #10 /home/cxujydnymtlq/public_html/library/Zend/Application/Bootstrap/Bootstrap.php(97): Zend_Controller_Front->dispatch() #11 /home/cxujydnymtlq/public_html/library/Zend/Application.php(366): Zend_Application_Bootstrap_Bootstrap->run() #12 /home/cxujydnymtlq/public_html/public/index.php(80): Zend_Application->run() #13 {main}