Loading 4, 9, or 16 cameras in "Main Stream" (highest resolution) will quickly overwhelm the software buffer. Open . Go to Main View . Right-click the camera feed or the entire group. Select Stream Type and change it to Substream .
The number inside the brackets—in this case, [23] —is the official error code, which points to a specific problem. According to official Hikvision documentation and developer references, . The full error message in the iVMS-4200 software often reads: "Error Code HCNetSDK.dll[23].(Not supported.)" .
A: No. It is purely a software authentication error. Your hardware is fine.
Providing these details will help isolate exactly which hardware module is rejecting your commands. Share public link
Here’s a helpful content piece on the , aimed at security system installers, IT support staff, and end users troubleshooting this issue.
The Security Code acts as a second factor. Without it, the SDK will throw Error 23 even with a correct password.
Instead of pushing a bulk template from
: Download the exact firmware matching your camera or NVR model from the Hikvision Download Portal. Apply the update via the device's web management interface under System Maintenance .
Ensure the account you use to log into the iVMS-4200 software is assigned or Super User rights rather than an restricted Operator account. Summary of Quick Diagnostics Immediate Action Error during Playback Search Change storage parameters from Smart/Event to Continuous. Error when changing Video Settings
Lower the , decrease the Frame Rate , or lower the overall resolution.
