exception 'QDB_Exception' with message 'Too many connections' in /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/db/adapter/mysql.php:73

#0 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/db/table.php(436): QDB_Adapter_Mysql->connect()
#1 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/db/table.php(472): QDB_Table->setConn(Object(QDB_Adapter_Mysql))
#2 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/db/table.php(455): QDB_Table->_setupConn()
#3 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/db/table.php(367): QDB_Table->init()
#4 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/orm/activerecord/meta.php(1318): QDB_Table->columns()
#5 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/orm/activerecord/meta.php(242): QDB_ActiveRecord_Meta->_init1('Fittingcategory')
#6 /data/wwwroot/www.dx-wjt.com/_code/lib/qeephp/library/orm/activerecord/meta.php(256): QDB_ActiveRecord_Meta->__construct('Fittingcategory')
#7 /data/wwwroot/www.dx-wjt.com/_code/app/model/fittingcategory.php(179): QDB_ActiveRecord_Meta::instance('Fittingcategory')
#8 /data/wwwroot/www.dx-wjt.com/_code/app/controller/fitting_controller.php(181): Fittingcategory::find('cid=?', 159)
#9 [internal function]: Controller_Fitting->actionDownload()
#10 /data/wwwroot/www.dx-wjt.com/_code/app/controller/abstract.php(64): call_user_func_array(Array, Array)
#11 /data/wwwroot/www.dx-wjt.com/_code/app/myapp.php(233): Controller_Abstract->execute('download', Array)
#12 /data/wwwroot/www.dx-wjt.com/index.php(12): MyApp->dispatching()
#13 {main}
如果要改变对异常的处理，请修改文件 "/data/wwwroot/www.dx-wjt.com/_code/app/myapp.php" 的 exception_handler() 方法