Article - CS433745
Issue connecting NX102 model Omron PLC via OPC UA Client driver of PTC Kepware Products
Modified: 18-Dec-2024
Applies To
- Kepware Server (formerly KEPServerEX) 6.0.2107.0 to 6.17
- ThingWorx Kepware Server (legacy) 8.0 to 6.17
Description
- We are attempting to connect to a NX102 model Omron PLC via OPC UA, but continually get the following error
The client or server certificate is invalid. Please use the OPC UA Configuration Manager to configure the certificates
- Trusting and looking at the certificate it appears no different from all our other OPC UA servers we have connected
- In Wireshark, we see the error: 0x80180000 [BadCertificateUseNotAllowed]
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