User impact
If the error occurs exclusively on your computer using iVMS-4200, your PC might be failing to decode the video.
Close 2 playback windows, or use the NVR’s local monitor for multi-channel playback. User impact If the error occurs exclusively on
If the system is showing stale playback sessions that won't disconnect (a known bug in older Hikvision units), a reboot will clear all active sessions.
A simple reboot often resolves the issue by clearing all active connections. This is particularly effective when the "ghost connections" from app hangs are suspected. A simple reboot often resolves the issue by
The error message means the NVR/DVR is currently processing more video streams than its CPU can handle at one time. Every camera channel being played back (multi-camera view) requires computational power to decode the video.
Sources: vendor documentation, user reports, integrator advisories. Every camera channel being played back (multi-camera view)
If your cameras have high bitrates, they will trigger resource errors. Lowering these settings frees up substantial processing power.
Solving the "Maximum Number of Channels Under Playback Reached" Error on Hikvision Systems
Unlike Live View, which streams unprocessed data directly from the camera to your monitor,
: This is the most effective way to force-release all currently occupied channels and clear ghost connections. Update Firmware : Ensure your NVR/DVR and the Hik-Connect app