[Technical Notice] Unable to Access Image of Cameras Connected through RTSP on GV-DVR / NVR

[alexhon]

Article ID: GV1-17-11-24-Ch
Released Date: 11/24/2017


Applied to
GV-DVR / NVR V.8.7.4.0

Symptom
When IP devices are connected to GV-DVR / NVR through RTSP protocol, a black screen image occurs and the resolution and codec data are missing in the Camera List.

Figure 1: Though the camera status is connected, the video resolution and codec data are missing from the Camera List.

Screenshot_1.jpg (15.51 KiB) Viewed 1789 times

Figure 2: The image of cameras connected to GV-DVR / NVR through RTSP protocol is displayed as black screen.

Screenshot_2.jpg (9.61 KiB) Viewed 1789 times

Solutions

To resolve the above-mentioned symptom, follow the steps below to install the patch file.

1. Disable remote service on GV-DVR / NVR.
2. Close GV-DVR / NVR.
3. Download the patch file from the link below:
   http://54.200.75.24/english/EncodeUrl.a ... .4.002.zip
4. Unzip the downloaded file.
5. Double-click the GV-DVRNVR_V8.7.4.002 program.

   

   Screenshot_3.jpg (10.54 KiB) Viewed 1789 times

6. If the patch file is successfully installed, “Updated successfully.” will appear.

   

   Screenshot_4.jpg (11.08 KiB) Viewed 1789 times

7. Restart GV-DVR / NVR