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Error

Display shows 'Error' — An event has occurred

SMA · SUNNY BOY Solar Inverters

What does Error mean?

The inverter display shows a generic 'Error' message, indicating that an event has occurred. Further details like event type, number, date, and time should also be available.

Common Causes

  • Internal inverter fault.
  • External system fault (PV array, grid connection).
  • Configuration issue.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the inverter's display for the specific 'Event type' and 'Event number' that accompanies this message.

  2. 2

    Refer to the troubleshooting section of the manual, using the specific event number, for detailed corrective actions.

  3. 3

    If a specific event number is not displayed, contact your installer or SMA Service with the inverter serial number.

Browse all codes in this manual (31)
Verified technical data. Last updated: April 2026

Related Faults

1501Event 1501 — Reconnection fault, grid data mismatch301Event 301 — Grid fault, voltage out of range3301, 3303Event 3301 or 3303 — Unstable operation, insufficient DC power
Source: SMA SUNNY BOY Solar Inverters
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