LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm FLPY-004 — WARN Unsupported command

FANUC FLPY-004 (“WARN Unsupported command”): Operation is not supported on floppy disk. First check: Use only operations supported on floppy disk.

Updated 2026-09-17 · LogrobotLM reference

Description

Operation is not supported on floppy disk.

Remedy

Use only operations supported on floppy disk.

Related codes

FLPY-002WARN File already existsFLPY-003WARN File does not existFLPY-005WARN Disk is fullFLPY-006WARN End of file reached

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 →