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mec-biz/src/main/java/com/ym/mec/biz/service/impl/CourseScheduleServiceImpl.java

@@ -6231,7 +6231,12 @@ public class CourseScheduleServiceImpl extends BaseServiceImpl<Long, CourseSched
             }
             for (CourseSchedule courseSchedule : scheduleList) {
                 try {
-                    RTCRoomPluginService pluginService = rtcRoomPluginContext.getPluginService(courseSchedule.getServiceProvider());
+                    RTCRoomPluginService pluginService;
+                    if (StringUtils.isBlank(courseSchedule.getServiceProvider())) {
+                        pluginService = rtcRoomPluginContext.getPluginService();
+                    } else {
+                        pluginService = rtcRoomPluginContext.getPluginService(courseSchedule.getServiceProvider());
+                    }
                     // 群组帐号注册
                     Teacher teacher = teacherDao.get(courseSchedule.getTeacherId());
                     if (Objects.nonNull(teacher)) {