LogrobotLM

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FANUC Alarm INTP-443 — Invalid item for Mixed Logic

Manufacturer wording — (%s^4, %d^5) Invalid item for Mixed Logic
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC INTP-443 (“Invalid item for Mixed Logic”): There is an operator or data that cannot be used in Mixed Logic. First check: Use the operator or data in a normal Logic instruction.

Updated 2026-09-17 · LogrobotLM reference

Description

There is an operator or data that cannot be used in Mixed Logic. Mixed Logic statements are those that have parentheses.

Remedy

Use the operator or data in a normal Logic instruction.

Related codes

INTP-441Please stop Background LogicINTP-442Background program is changedINTP-444Invalid item for Fast modeINTP-445Indirection in Fast mode

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 →