FANUC Alarm APSH-130 — WARN Cannot access FR: … *.DT files

Manufacturer wording — WARN Cannot access FR: %s *.DT files
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC APSH-130 (“WARN Cannot access FR: … *.DT files”): Error occurred while accessing the FR: device. First check: .DT files must exist on the FR: device.

Updated 2026-09-17 · LogrobotLM reference

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 →