项目底下选择团队，编辑新增团队成员之后点击储存出现的错误已解决悬赏5积分

项目底下选择团队，编辑团队之后点击储存出现的错误

15:11:47 ERROR: SQLSTATE[23000]: Integrity constraint violation: 1062 Duplicate entry '1-project-liuxiang' for key 'team'<p>The sql is: INSERT INTO `zt_team` SET `role` = '研发',`days` = '67',`hours` = '7.0',`limited` = 'no',`root` = '1',`account` = 'liuxiang',`join` = '2018-07-17',`type` = 'project'</p> in /opt/zbox/app/zentao/lib/base/dao/dao.class.php on line 1392, last called by /opt/zbox/app/zentao/lib/base/dao/dao.class.php on line 766 through function sqlError.