FANUC Alarm PNT2-331 — Cannot read presets data file
Manufacturer wording — %sCannot read presets data file
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC PNT2-331 (“Cannot read presets data file”): The preset data for the current job could not be found. First check: Check for the existence of a file PAPSXXXX, where XXXX is the job number.
Updated 2026-09-17 · LogrobotLM reference
Description
The preset data for the current job could not be found.
Remedy
Check for the existence of a file PAPSXXXX, where XXXX is the job number. This file is created when the job is created. If the job was incorrectly named, or the file was deleted, this message might result.
Related codes
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 →