: Attempting to play back too many high-resolution channels simultaneously can exceed the decoding capabilities of the NVR or the PC, causing the playback engine to crash with a NETSDK return error. Proven Troubleshooting Steps
Seeing "Failed to start playback (NETSDK returns error)" in Dahua’s SmartPSS software is a common frustration, typically caused by a mismatch between the software and the device, network instability, or database issues . Common Fixes for NETSDK Playback Errors failed to start playback netsdk returns error smart pss best
Are you seeing this error on all cameras simultaneously, or just on one specific channel? Updating Smart PSS dhnetsdk.dll - Cornick Support : Attempting to play back too many high-resolution
: Compatibility issues between the client software and the NVR/DVR device can cause such errors. This might happen if the device firmware is outdated or if there are discrepancies in the supported protocols. Updating Smart PSS dhnetsdk