It means that your Haikang video recorder or monitoring head is offline, and you have not logged into Shi Ying or Haikang platform normally. Please operate the local LAN or direct video recorder to see if the Shi Ying Cloud is online and the port mapping is normal. If you are not online, please check your routing settings. It may be that the routing has not been successfully disconnected from the network, or the upnp or port forwarding function of the routing has not been turned on normally.