LogrobotLM

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FANUC Alarm FRCE-414 — Illegal basic data array num. (F:…)

Manufacturer wording — Illegal basic data array num. (F:%d^1)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC FRCE-414 (“Illegal basic data array num. (F:…)”): Software internal error. First check: Document the events that led to the error, and call your FANUC technical service representative.

Updated 2026-09-17 · LogrobotLM reference

Description

Software internal error.

Remedy

Document the events that led to the error, and call your FANUC technical service representative.

Related codes

FRCE-412Unestablished F/C data (F:…)FRCE-413Established F/C data at hot start (F:…)FRCE-415Illegal Insert data array num. (F:…)FRCE-416Unknown F/C mode (F:…)

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 →