419

Unique ID conflict

Fronius · Symo Advanced Manual

What does 419 mean?

A conflict has been detected in the unique identification numbers of internal components within the inverter. This can indicate an internal hardware issue or misconfiguration.

Common Causes

  • Internal hardware component identification conflict
  • Data corruption related to unique IDs

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    If this status code is displayed all the time, notify a Fronius-trained service engineer.

Browse all codes in this manual (60)
Verified technical data. Last updated: March 2026

Related Faults

Source: Fronius Symo Advanced Manual