Article - CS307824

OPC UA Client driver fails to connect to OPC UA server in PTC Kepware Products

Modifié: 08-May-2020   

S'applique à

  • KEPServerEX 6.6.350.0 N/A to 6.10.623.0
  • ThingWorx Kepware Server 6.6.362.0 to 6.10.623.0
  • Driver: OPC UA Client


  • Failure to connect to OPC UA server in KEPServerEX / ThingWorx Industrial Connectivity (KSE/TWIC)
  • Error message in \ThingworxStorage\logs\EventLog.log:
OPC UA Client Channel failed to connect  | Status: 'The endpoint is not supported by the server'

Warning  OPC UA Client   OPC Test UA | There is no exact match for the configured endpoint URL in the UA Server. 
  • The target server is behind a NAT (network address translation) firewall with port forwarding
  • The servers require DisableDomainCheck=true in the client
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