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• Profinet Error (PNIO0109): MRP: Two clients on one device must not have identical domain names "...".

Profinet Error (PNIO0109): MRP: Two clients on one device must not have identical domain names "...".

The configuration of the Profinet Media Redundancy Protocol (MRP) in your project contains invalid values.

Refer to the topic "Profinet Media Redundancy Protocol (MRP)" for details how to configure MRP by specifying the MRP manager and its clients.