If you are a developer compiling an application (C#, VB.NET, C++) that references zkemkeeper.dll , configuring your project properties is vital to prevent runtime crashes on 64-bit machines. 1. Fix the Platform Target
If you are trying to register a 32-bit DLL using the default system regsvr32 (which defaults to 64-bit on a 64-bit OS), it will fail. Ensure you explicitly change your command prompt directory to C:\Windows\SysWOW64 and execute the regsvr32.exe located inside that specific folder. Error: "Registration failed with error code 0x80040200" This error indicates a permission restriction. zkemkeeper.dll install 64 bit
Right-click on and select Run as Administrator . If you are a developer compiling an application (C#, VB
This means Windows blocked the registration due to restricted user privileges. Ensure you explicitly change your command prompt directory
zkem = win32com.client.Dispatch("zkemkeeper.ZKEM")
Example C# connection to a device:
This comprehensive guide covers everything you need to know to successfully install, register, and troubleshoot zkemkeeper.dll on a 64-bit operating system. Understanding zkemkeeper.dll in a 64-Bit Environment