Troubleshooting the OPC Core Component

Error/Issue

Situation

Solution

OPC DA server fails to expose data points to third-party OPC clients.

The OPC Core Components Redistributable package may not have been correctly installed on computers where old versions of the same component were already present.

  1. In the Windows search box, enter Apps & features.
  1. Press ENTER.
  1. In the Apps & features list, select OPC Core Components Redistributable and click Repair.

OPC client fails to connect to third-party OPC servers.