LogrobotLM

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FANUC Alarm FILE-083 — A Backup file is empty: …

Manufacturer wording — A Backup file is empty: %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC FILE-083 (“A Backup file is empty: …”): This occurs with the alarm: Backup file is not correct. First check: Find this file in an older backup or maybe on another controller and load it.

Updated 2026-09-17 · LogrobotLM reference

Description

This occurs with the alarm: Backup file is not correct. This alarm indicates the file or one of the files that was found to be empty or have a zero length.

Remedy

Find this file in an older backup or maybe on another controller and load it.

Related codes

FILE-081Load fail …FILE-082Backup file not found: …FILE-084The format operation failed

Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. How this reference is built →