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FANUC Alarm THSR-042 — STOP Maint Program not allowed

FANUC THSR-042 (“STOP Maint Program not allowed”): Touch Sensing does not support maintenance programs. First check: Disable the maintenance program in the Error Recovery menu.

Updated 2026-09-17 · LogrobotLM reference

Description

Touch Sensing does not support maintenance programs.

Remedy

Disable the maintenance program in the Error Recovery menu. To display the Error Recovery menu, either use the resume program for error recovery, or:

Related codes

THSR-040STOP Search Distance ShortTHSR-041PAUSE Invalid touch group maskTHSR-043Calibration File not foundTHSR-044Invalid TH Calibration Data

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 →