ErrorException: Undefined index: title
    #0 /home/v3/dlut.com/runtime/file_03ede3640caadbf80a5d829b2d2da661politics_detail_tpl.php(329): sdopx\{closure}()
    #1 [internal function]: sdopx\lib\Template->{closure}()
    #2 /home/v3/dlut.com/vendor/wj008/sdopx/lib/Template.php(293): call_user_func()
    #3 /home/v3/dlut.com/vendor/wj008/sdopx/lib/Template.php(315): sdopx\lib\Template->run()
    #4 /home/v3/dlut.com/vendor/wj008/sdopx/lib/Template.php(129): sdopx\lib\Template->runTemplate()
    #5 /home/v3/dlut.com/vendor/wj008/sdopx/lib/Template.php(107): sdopx\lib\Template->fetchTpl()
    #6 /home/v3/dlut.com/vendor/wj008/sdopx/Sdopx.php(270): sdopx\lib\Template->fetch()
    #7 [internal function]: sdopx\Sdopx->display()
    #8 /home/v3/dlut.com/vendor/wj008/beacon/core/View.php(106): call_user_func_array()
    #9 /home/v3/dlut.com/vendor/wj008/beacon/core/Controller.php(57): beacon\View->__call()
    #10 /home/v3/dlut.com/app/master/home/controller/Course.php(197): beacon\Controller->display()
    #11 [internal function]: app\master\home\controller\Course->detailAction()
    #12 /home/v3/dlut.com/vendor/wj008/beacon/core/Route.php(635): ReflectionMethod->invokeArgs()
    #13 /home/v3/dlut.com/vendor/wj008/beacon/core/Route.php(748): beacon\Route::runMethod()
    #14 /home/v3/dlut.com/www/index.php(82): beacon\Route::run()
    #15 {main}