12

Too many messages

Kuka · KRC2 KSS System Message

What does 12 mean?

Too many messages have been generated cyclically, indicating a potential system overload or rapid fault cycling. This will result in ramp-down braking and inhibit all active commands.

Common Causes

  • The system has received an excessive number of messages.
  • Message buffer overflow due to high message traffic.
  • Potential denial-of-service attack or rapid, unintended message generation.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Perform a warm start of the ACR system.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Kuka KRC2 KSS System Message