FANUC Alarm MEMO-171 — FILE program cannot be modified
FANUC MEMO-171 (“FILE program cannot be modified”): FILE programs are write protected unless they are in the editor. First check: Move the program to another storage type temporarily or permanently.
Updated 2026-08-29 · LogrobotLM reference
Description
FILE programs are write protected unless they are in the editor. So you cannot modify attributes and other program data for this type of program storage
Remedy · Remède
Move the program to another storage type temporarily or permanently. CMOS, SHADOW and SHADOW ONEMAND all support this type of modification.
Frequently asked · Questions fréquentes
- What does FANUC alarm MEMO-171 mean?
- FANUC MEMO-171 (“FILE program cannot be modified”): FILE programs are write protected unless they are in the editor. So you cannot modify attributes and other program data for this type of program storage
- How do you troubleshoot FANUC alarm MEMO-171?
- Move the program to another storage type temporarily or permanently. CMOS, SHADOW and SHADOW ONEMAND all support this type of modification.
Related codes / Codes liés
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 →