Opcnetapidll Jun 2026

Handling the "handshake" between your application and the server, including maintaining the connection state.

: Developers use this DLL to perform tasks like browsing server tags, reading/writing values, and managing subscriptions without having to write complex low-level COM interop code.

You may encounter these errors:

// Ensure your project's Platform Target matches the OPC server: // - If OPC server is 32-bit: Set "x86" // - If OPC server is 64-bit: Set "x64" // DO NOT use "Any CPU" when mixing with unmanaged OPC COM.