invalid optional Slave Configuration

Invalid Optional Slave Configuration

Kuka · KR C4 DeviceNet

What does invalid optional Slave Configuration mean?

The 'ecat_DNM_Gateway.xml' file, which contains the optional slave configuration, is faulty. This prevents the correct setup of optional DeviceNet slave devices and causes a DeviceNet master configuration error (Message 4429).

Common Causes

  • The configuration for an optional slave device attached to the Gateway is invalid.
  • Optional slave device parameters do not match expectations.
  • Communication failure with the optional slave.
  • Incorrect setup of optional slave profiles or features.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Correct the errors within the 'ecat_DNM_Gateway.xml' file.

  2. 2

    Reconfigure the bus after correcting the file.

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Verified technical data. Last updated: March 2026

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