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Relaunch SmartPSS as an administrator (Right-click icon -> ).
: If live view works but playback fails with a NetSDK error, the storage card or hard drive may have file system errors. Users have reported immediate resolution after reformatting the SD card or checking the NVR's HDD status.
Look for any active entries named SmartPSS or Smart Professional Surveillance System . Right-click the process and select . Relaunch the application and test your timeline playback. 2. Update the dhnetsdk.dll File
Many security systems restrict the number of people who can view playback simultaneously. If another user is logged in and viewing the same footage, the SDK may deny your request. Relaunch SmartPSS as an administrator (Right-click icon -> )
: Background instances of SmartPSS freeze or cause resource conflicts.
NVR units sometimes only capture the Main Stream (HD) for playback storage to maximize hard drive efficiency. If SmartPSS searches for Sub-Stream data, the device returns a failure error. Main Stream Sub Stream High Definition (1080p, 4K) Standard Definition (D1, CIF) Typical Playback Use Primary Archive Evidence Multi-camera Grid Previews Bandwidth Demand In SmartPSS, click on the Playback module icon.
The fluorescent lights of the security hub hummed with a low, taunting vibration. Elias rubbed his eyes, the red digital clock on the wall bleeding into the darkness of the room: Look for any active entries named SmartPSS or
If you are still seeing this error, I can help you dig deeper. Please let me know: What is the of your NVR/DVR?
A common cause for the "exclusive" flag error is a zombie process. When Smart PSS crashes or closes incorrectly, background SDK instances remain active. These threads maintain an exclusive connection hold on the network sockets. Press to open the Windows Task Manager.
Paste the newly acquired file into this directory. Restart your PC and attempt playback again. 3. Verify Account Playback Privileges on the NVR it may block new ones.
: If the recorder thinks a previous session is still active, it may block new ones. A physical reboot of the NVR/DVR often clears these "ghost" connections. 3. Verify Account Permissions
The Windows operating system blocks the dhnetsdk.dll script layer from building localized playback cache data if the application lacks administrative read and write paths.
