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FANUC Alarm BBOX-039 — CD leader and follower are robots

FANUC BBOX-039 (“CD leader and follower are robots”): The leader group and the follower are robots. First check: Bump operation is not permitted for robot to robot Coord Motion.

Updated 2026-09-17 · LogrobotLM reference

Description

The leader group and the follower are robots.

Remedy

Bump operation is not permitted for robot to robot Coord Motion.

Related codes

BBOX-037Cannot bump COORD motionBBOX-038CD leader not foundBBOX-040CD leader grp change in bump pathBBOX-041BBOX program did not load

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 →