Right-click on the Smart PSS desktop shortcut and select Run as administrator . If this fixes the issue permanently, right-click the shortcut again, go to Properties > Compatibility , check the box for "Run this program as an administrator," and click Apply. Summary Checklist Potential Cause Quick Resolution Network Lag Switch playback from Main Stream to Sub Stream. Time Desync Synchronize the NVR clock with your computer clock. Outdated Software
For devices recording directly to SD cards, a corrupted or improperly formatted card can trigger the error.
Smart PSS may be requesting a sub-stream or main stream configuration that the NVR is not actively recording. Step-by-Step Solutions to Fix the Error
If you are still stuck, go through this rapid-fire checklist to isolate the problem: Failed To Start Playback Netsdk Returns Error Smart Pss
Switch the connection type from to P2P (or vice versa) if your network architecture supports it, as P2P handles firewalls differently.
If your NVR/DVR has a changing IP address, or if network ports are blocked by a firewall, Smart PSS might let you log in but fail when pulling heavy playback data.
If the error occurs for a specific user, check that they have rights to view recorded, not just live, video. Log in as an Administrator in SmartPSS. Navigate to and edit the user profile in question. Right-click on the Smart PSS desktop shortcut and
This error completely blocks you from viewing recorded footage. It indicates a breakdown in communication between the Smart PSS software client and the network SDK (Software Development Kit) managing the hardware.
: In the SmartPSS playback screen, look for the file list on the right side. Instead of using the timeline, try double-clicking a specific file from the list to force it to load. Reinstall Visual C++
If you want, tell me: device model, firmware, SmartPSS version, OS and whether playback via web UI works — I’ll give targeted next steps. Time Desync Synchronize the NVR clock with your
"After upgrading firmware, from SmartPSS I can get the green timeline but when trying to play the playback it says 'Failed to start playback. Failed to get data'. No problems for the Live view. From DMSS I'm experiencing the same behaviour."
Sometimes the video is physically on the hard drive, but the NVR’s index (like a book's table of contents) is broken.
When newer versions introduce bugs, rolling back to a stable older release may be the solution. The legacy version has been reported to work reliably with older DVRs.