Hikvision Error Code Hcnetsdkdll 23 Verified

This is the most common fix for Error 23 on cameras manufactured after 2019.

  • In iVMS-4200, click "Add Device" (or modify existing device).

  • Change the "Add Method" from "IP/Domain" to "Hikvision Private Protocol." hikvision error code hcnetsdkdll 23 verified

  • Enter the following:

  • Click "Add."

    • Why this works: The Security Code acts as a second factor. Without it, the SDK will throw Error 23 even with a correct password.

    Based on Hikvision’s official SDK release notes and network trace analysis, the following are confirmed triggers for error 23: This is the most common fix for Error

    | Cause | Likely Fix | |--------------------------------|------------------------------------------| | Wrong password | Reset password via device web interface | | Account locked | Wait or reboot device | | Insufficient user permissions | Enable remote access in user settings | | Old HCNetSDK.dll | Update to latest SDK or iVMS version | | Authentication mismatch | Adjust security settings on device | | Port issue (misleading error) | Verify port 8000 is reachable |

    NET_DVR_Login_V40 provides better error detail. Enable extended error info: In iVMS-4200 , click "Add Device" (or modify

    NET_DVR_DEVICEINFO_V40 devInfo;
memset(&devInfo, 0, sizeof(NET_DVR_DEVICEINFO_V40));
LONG lUserID = NET_DVR_Login_V40((char*)ip, port, (char*)user, (char*)pass, &devInfo);
if (lUserID < 0) 
    DWORD dwErr = NET_DVR_GetLastError(); // Should be 23
    // Check devInfo.struDeviceV30.byLockEnable for lock status