|  | @@ -97,7 +97,7 @@ public class ImGroupNoticeServiceImpl extends ServiceImpl<ImGroupNoticeDao, ImGr
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				|  |  |      public void del(Long noticeId) {
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				|  |  |          ImGroupNotice imGroupNotice = baseMapper.selectById(noticeId);
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				|  |  |          if(Objects.isNull(imGroupNotice)){
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				|  |  | -            throw new BizException("群公告不存在");
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				|  |  | +            throw new BizException("该群公告已被删除");
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				|  |  |          }
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				|  |  |          this.checkAdmin(imGroupNotice.getGroupId());
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				|  |  |          baseMapper.deleteById(noticeId);
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				|  | @@ -116,7 +116,7 @@ public class ImGroupNoticeServiceImpl extends ServiceImpl<ImGroupNoticeDao, ImGr
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				|  |  |      public ImGroupNoticeDto getNotice(Long noticeId) {
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				|  |  |          ImGroupNotice imGroupNotice = baseMapper.selectById(noticeId);
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				|  |  |          if(Objects.isNull(imGroupNotice)){
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				|  |  | -            throw new BizException("群公告不存在");
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				|  |  | +            throw new BizException("该群公告已被删除");
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				|  |  |          }
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				|  |  |          ImGroupNoticeDto imGroupNoticeDto = JSON.parseObject(JSON.toJSONString(imGroupNotice), ImGroupNoticeDto.class);
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				|  |  |          SysUser sysUser = sysUserFeignService.queryUserById(imGroupNotice.getOperatorId());
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				|  | @@ -129,7 +129,7 @@ public class ImGroupNoticeServiceImpl extends ServiceImpl<ImGroupNoticeDao, ImGr
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				|  |  |      @Transactional(rollbackFor = Exception.class)
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				|  |  |      public void modify(ImGroupNoticeDto imGroupNotice) {
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				|  |  |          if(Objects.isNull(baseMapper.selectById(imGroupNotice.getId()))){
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				|  |  | -            throw new BizException("群公告不存在");
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				|  |  | +            throw new BizException("该群公告已被删除");
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				|  |  |          }
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				|  |  |          Long userId = this.checkAdmin(imGroupNotice.getGroupId());
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				|  |  |          Date date = new Date();
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				|  | @@ -160,7 +160,7 @@ public class ImGroupNoticeServiceImpl extends ServiceImpl<ImGroupNoticeDao, ImGr
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				|  |  |      public Long checkAdmin(String groupId){
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				|  |  |          ImGroup imGroup = imGroupService.getById(groupId);
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				|  |  |          if(Objects.isNull(imGroup)){
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				|  |  | -            throw new BizException("群信息不存在");
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				|  |  | +            throw new BizException("该群公告已被删除");
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				|  |  |          }
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				|  |  |          SysUser sysUser = sysUserFeignService.queryUserInfo();
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				|  |  |          if(!Objects.equals(sysUser.getId(),imGroup.getCreateBy())){
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