Instead of clicking "Play," click "Download" or "Backup" for that same time period, saving it as an .mp4 or .dav file to your desktop.
However, few errors are as frustrating as the generic, cryptic alert: . Failed To Start Playback Netsdk Returns Error Smart Pss
Diagnostic steps (fast, do in order)
typically indicates a communication or data retrieval failure between the client software and the recording device (NVR/DVR/IP Camera) Instead of clicking "Play," click "Download" or "Backup"
mismatches; playback often fails if the PC and NVR times are out of sync immediately following a time change. Verify that the NVR's P2P status is online if connecting remotely. Troubleshooting Steps NETSDK error on playback. - Amcrest Forum Instead of clicking "Play