: If your NVR is only set to record the "Main Stream" but your SmartPSS playback setting is defaulted to "Sub Stream" (Extra Stream), it will return an error because the data doesn't exist. : In the Playback menu, manually toggle between Main Stream Sub Stream to see if one loads. 3. Check for Account Permissions
This is the most common cause. When Smart PSS is closed, the main window disappears, but the SmartPSS.exe or NetSDK.exe process may remain running in the Windows Task Manager. These "ghost" processes maintain an active lock on the network ports. When the user reopens the software, the new instance conflicts with the locked resources of the ghost process. : If your NVR is only set to
If you are seeing the error message in SmartPSS (or its Amcrest equivalent, Surveillance Pro), you are likely dealing with a communication breakdown between your software and the recording device (NVR, DVR, or SD card). Check for Account Permissions This is the most
This error message indicates that the video stream from your camera is locked because another instance of SmartPSS (or a related process) did not close properly. The camera thinks it is still streaming data to a previous session, so it rejects the new connection request with the "Exclusive" error. When the user reopens the software, the new
"Come on, talk to me," he muttered, typing a series of override commands into the console.
: Some versions of SmartPSS (notably v2.002) have a known bug with the dhnetsdk.dll file that causes playback to fail even when the timeline shows recorded footage. You can fix this by downloading a newer version of the dhnetsdk.dll file and replacing it in the installation folder (usually C:\Program Files\Smart Professional Surveillance System\SmartPSS ).