fix

cooleshow-user/user-biz/src/main/java/com/yonge/cooleshow/biz/dal/service/impl/ImGroupServiceImpl.java

@@ -115,7 +115,7 @@ public class ImGroupServiceImpl extends ServiceImpl<ImGroupDao, ImGroup> impleme
         //处理本地群成员列表
         List<GroupMember> groupMembers = imGroupMemberService.initGroupMember(imGroupId, imGroup.getCreateBy(), true, ImGroupMemberRoleType.TEACHER);
 
-        if (imGroup.getStudentIdList().isEmpty()) {
+        if (!imGroup.getStudentIdList().isEmpty()) {
             List<GroupMember> groupMemberList = imGroupMemberService.initGroupMembers(imGroupId,
                     imGroup.getStudentIdList(), ImGroupMemberRoleType.STUDENT);
             groupMembers.addAll(groupMemberList);