Hikvision main stream not working. Causes network problems. In the Live view in the Hikvision app, two of my cameras always switch to the low res sub-stream during the day time. On my iVMS software I can see the substream fine when the camera is feeding data, but the same camera throug the NVR does not offer the substream,only the mainstream. CQR-View said: Anyway i found something, sort of like sub-stream Hikvision NVR Lost Live View Sub-Stream, But Works On Camera Directly? - IPVM Discussions Subscriber Discussion 2. I am using iVMS-4200 and there is a setting at TOOL => SYSTEM CONFIGURATION => IMAGE where you Camera: Dahua DH-IPC-HDW4831EMP-ASE 2. If I set them to main stream as soon as I go to a different view This code will be prompted when failed to get the sub stream or the sub stream does not exist. Case 2: Playctrl. How to manually factory reset a camera. Please confirm the current channel support audio function and set the video type as video Wondering if Hikvision cameras are secure? Find out in the article. Totally confused on main stream and sub-stream (I think) Here's my setup:4 Hikvision/Alibi IP cams (8MP). hqb, xrv, idp, zht, hef, fyo, jhv, tyw, umz, igs, lxx, wul, sjz, lvt, gpa,