update

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

@@ -161,6 +161,12 @@ public class ImGroupNoticeServiceImpl extends BaseServiceImpl<Long, ImGroupNotic
 		SysUser sysUser = sysUserService.queryUserById(noticeDto.getOperatorId().intValue());
 		noticeDto.setUsername(sysUser.getRealName());
 		noticeDto.setAvatar(sysUser.getAvatar());
+		if(StringUtils.isEmpty(noticeDto.getAvatar())){
+			// 查询用户默认头象
+			String defaultAvatar = Optional.ofNullable(sysConfigService.findByParamName(SysConfigService.USER_DEFAULT_AVATAR))
+					.map(SysConfig::getParanValue).orElse("");
+			noticeDto.setAvatar(defaultAvatar);
+		}
 		return noticeDto;
 	}