( ! ) Catchable fatal error: Argument 1 passed to AppBundle\Controller\Course\CourseSetController::getTagIdsByCourseSet() must be of the type array, null given, called in /data/site/edusoho/src/AppBundle/Controller/Course/CourseSetController.php on line 114 and defined in /data/site/edusoho/src/AppBundle/Controller/Course/CourseSetController.php on line 160
Call Stack
#	Time	Memory	Function	Location
1	0.0000	231408	{main}( )	../app.php:0
2	0.0017	630712	Symfony\Component\HttpKernel\Kernel->handle( )	../app.php:41
3	0.0291	4764608	Symfony\Component\HttpKernel\DependencyInjection\ContainerAwareHttpKernel->handle( )	../Kernel.php:185
4	0.0291	4765648	Symfony\Component\HttpKernel\HttpKernel->handle( )	../ContainerAwareHttpKernel.php:69
5	0.0291	4766512	Symfony\Component\HttpKernel\HttpKernel->handleRaw( )	../HttpKernel.php:64
6	0.0376	5582776	call_user_func_array:{/data/site/edusoho/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:144} ( )	../HttpKernel.php:144
7	0.0377	5583344	AppBundle\Controller\Course\CourseSetController->archiveDetailAction( )	../HttpKernel.php:144
8	0.0411	6009080	AppBundle\Controller\Course\CourseSetController->getTagIdsByCourseSet( )	../CourseSetController.php:114