42

Invalid parameter A

Kuka · KRC2 KSS System Message

What does 42 mean?

The specified parameter is invalid. This condition results in maximum braking and inhibits all active commands.

Common Causes

  • A parameter value is outside its defined acceptable range or is invalid for the current configuration.
  • Configuration error: Parameter value is not recognized by the system.
  • Data input error for a specific parameter, e.g., P1-54.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Correct the invalid parameter A accordingly.

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Verified technical data. Last updated: March 2026

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Source: Kuka KRC2 KSS System Message