群发消息，错误代码: 40007, 错误信息: invalid media_id rid？

https://api.weixin.qq.com/cgi-bin/message/mass/send?access_token=token 群发消息

"errcode\":40007,\"errmsg\":\"invalid media_id rid: 61090400-236f0b53-2e8f72b0\"}