If iVMS-4200 fails with Error 23, try configuring the setting directly through the device's web interface (using its IP address in a browser) or via the SADP Tool.
: Trying to use Pan-Tilt-Zoom (PTZ) controls on a fixed-lens camera that lacks a motorized base or zoom lens.
Check Hikvision's Support Portal for firmware updates to ensure the hardware can communicate correctly with the latest SDK commands.
Check your device's datasheet to ensure it actually supports the feature you are trying to use (e.g., Audio, PTZ, or Smart Detection). hikvision error code hcnetsdkdll 23 verified
To help differentiate between system limitations and genuine software faults, see how error code 23 relates to other common SDK library errors: NAS drive and hikvision camera: Failed to search file
may have bugs that trigger this error incorrectly. Download the latest version of to ensure compatibility with your current firmware ( Check User Permissions
If you are receiving this error while trying to change settings, ensure the camera is not limited by the NVR's maximum supported resolution or bandwidth. If iVMS-4200 fails with Error 23, try configuring
This is the purest form of the error code 23. The device you are connecting to—whether it's an older NVR model or a more basic IP camera—simply does not have the hardware or firmware capability for the function you're trying to use. The software sends a command, and the device replies, "I don't know how to do that."
: A value (such as an IP address, port, or channel number) is outside the allowed boundaries for that device. [1] Verified Solutions Initialize Structure Sizes : If coding, ensure you call
: Try switching from the "Main Stream" to the "Sub Stream" in the iVMS-4200 software to see if the device supports the request at a lower resolution. Check your device's datasheet to ensure it actually
Applying a firmware update can often add support for commands used by newer versions of iVMS-4200.
: Ensure you are logged in with an Admin account . While Error 23 is usually about hardware support, lack of permission (often Error 2) can sometimes manifest as "not supported" in specific client versions. NAS drive and hikvision camera: Failed to search file
: Trying to change video parameters (like resolution or frame rate) to values not supported by that specific hardware model.
Click