LogrobotLM

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FANUC Alarm CVIS-009 — The matrix is not square

FANUC CVIS-009 (“The matrix is not square”): Internal error. First check: Document the events that led to the error and contact your FANUC technical representative.

Updated 2026-09-17 · LogrobotLM reference

Description

Internal error.

Remedy

Document the events that led to the error and contact your FANUC technical representative.

Related codes

CVIS-007Invalid/unsupported BMP fileCVIS-008Bad vector/matrix dimensionsCVIS-010The matrix is singularCVIS-011The objects are parallel

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 →