Hcnetsdk.dll 9 Hikvision Error 'link' -

NET_DVR_USER_LOGIN_INFO pLoginInfo = 0; NET_DVR_DEVICEINFO_V40 lpDeviceInfo = 0;

This issue is common among Hikvision devices when there is a problem with the network path, software compatibility, or device configuration, causing data packets to get lost or fail to reach their destination. hcnetsdk.dll 9 hikvision error

Try switching the camera's encoding to H.264 in the remote configuration settings to test stability. NET_DVR_USER_LOGIN_INFO pLoginInfo = 0