Enter the IP address into an internet browser and log in with your administrative credentials. Go to > Video/Audio > Video .
A pure error 23 happens even with admin permissions; a permission-related error 23 will resolve once the correct privileges are granted.
The server cannot store VCA or alarm information with a 0% quota.
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Switch your default viewing mode to if your computer network environment is choked or lagging. Click Save to apply parameters within supported limits. Bypassing Broken Software Controls via XML/CURL
Software-level permission issues can sometimes trigger generic DLL errors. Close iVMS-4200. Right-click the application icon and select Run as Administrator 5. Check User Permissions
Confirm that the camera or recorder actually supports the function you are trying to trigger. For example: Enter the IP address into an internet browser
In rare deployment scenarios, certain parameter changes throw error 23 if the account configuration profiles are misread by the SDK:
If you have multiple users accessing your system, be aware of the maximum concurrent connection limit for your devices. Document and manage user sessions.
Here is a systematic, step-by-step guide to resolve this error, from the most common and simple solutions to the more technical ones. The server cannot store VCA or alarm information
October 2025 Applies To: Hikvision iVMS-4200 v2.x, v3.x; Hikvision cameras with firmware V5.5.0 and above; HCNetSDK.dll version 1.5.0.0 and later.
: The error typically surfaces when a user attempts to execute a smart search or change recording templates to "Event" on a storage server (like the iVMS-4200 PC-NVR) that lacks the necessary processing hardware. Primary Causes of Error Code 23
Try logging into the device directly via its web interface (IP address in a browser). If that fails, the issue is definitely the credentials.