LogrobotLM

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FANUC Alarm PALL-221 — PTPC message type %s - illegal data received

FANUC PALL-221 (“PTPC message type %s - illegal data received”): Message received from PalletTool-PC/MOTET was not in the proper format. First check: Check the MOTET communication and PTPC status.

Updated 2026-08-29 · LogrobotLM reference

Description

Message received from PalletTool-PC/MOTET was not in the proper format. The PT-PTPC message types are:

Remedy · Remède

Check the MOTET communication and PTPC status.

Frequently asked · Questions fréquentes

What does FANUC alarm PALL-221 mean?
FANUC PALL-221 (“PTPC message type %s - illegal data received”): Message received from PalletTool-PC/MOTET was not in the proper format. The PT-PTPC message types are:
How do you troubleshoot FANUC alarm PALL-221?
Check the MOTET communication and PTPC status.

Related codes / Codes liés

PALL-217Position is not reachablePALL-220Message buffer to PC is fullPALL-222PTPC command ignored, in wrong modePALL-223PTPC %s - ignored, robot busy

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →