Error: Attempt to read property "value" on null<br>File: /www/wwwroot/www.yuekegu.com/frontend/themes/lightmoon/modules/teacher/views/testpaper-score/goal-setting-tabs.php<br>Line: 78<br>Trace: #0 /www/wwwroot/www.yuekegu.com/frontend/themes/lightmoon/modules/teacher/views/testpaper-score/goal-setting-tabs.php(78): yii\base\ErrorHandler->handleError()
#1 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/View.php(347): require('...')
#2 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/View.php(257): yii\base\View->renderPhpFile()
#3 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/View.php(156): yii\base\View->renderFile()
#4 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/Controller.php(407): yii\base\View->render()
#5 /www/wwwroot/www.yuekegu.com/frontend/modules/teacher/controllers/TestpaperScoreController.php(81): yii\base\Controller->render()
#6 [internal function]: app\modules\teacher\controllers\TestpaperScoreController->actionGoalSetting()
#7 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/InlineAction.php(57): call_user_func_array()
#8 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/Controller.php(178): yii\base\InlineAction->runWithParams()
#9 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/Module.php(552): yii\base\Controller->runAction()
#10 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction()
#11 /www/wwwroot/www.yuekegu.com/vendor/yiisoft/yii2/base/Application.php(384): yii\web\Application->handleRequest()
#12 /www/wwwroot/www.yuekegu.com/frontend/web/index.php(25): yii\base\Application->run()
#13 {main}<br>