LogrobotLM

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FANUC Alarm BBOX-045 — Preview operation failed

FANUC BBOX-045 (“Preview operation failed”): The prescan operation failed First check: See cause alarm for more information

Updated 2026-09-17 · LogrobotLM reference

Description

The prescan operation failed

Remedy

See cause alarm for more information

Related codes

BBOX-043CD unit vector calculation failedBBOX-044Program position number UNINITBBOX-046Position regester will not be bumpedBBOX-047Too many positions in Bump Lines

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 →