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FANUC Alarm DMER-102 — [%s]%s isn't array

FANUC DMER-102 (“[%s]%s isn't array”): The KAREL variable for the data output must be an array. First check: Use an ARRAY variable.

Updated 2026-08-29 · LogrobotLM reference

Description

The KAREL variable for the data output must be an array.

Remedy · Remède

Use an ARRAY variable.

Frequently asked · Questions fréquentes

What does FANUC alarm DMER-102 mean?
FANUC DMER-102 (“[%s]%s isn't array”): The KAREL variable for the data output must be an array.
How do you troubleshoot FANUC alarm DMER-102?
Use an ARRAY variable.

Related codes / Codes liés

DMER-100Buffer index error(Item:%d)DMER-101[%s]%s doesn't existDMER-103[%s]%s is arrayDMER-104[%s]%s is full

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 →