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FANUC Alarm MEMO-149 — WARN Specified program is broken

Warning
Hardware
main board and memory
Controllers
R-J3iB / R-30iA
FANUC class
WARN
Hardware family
FANUC storage media alarms: memory card, USB, F-ROM and corrupted data

FANUC MEMO-149 (“WARN Specified program is broken”): Program data has been broken. First check: Please power off and on.

Updated 2026-10-22 · LogrobotLM reference

Description

Program data has been broken.

Remedy

Please power off and on. Then check the program data of the specified program.

Field diagnosis

The data of the designated program is corrupted.

What to check

  • Switch the power off and back on, then check the program; reload it from a backup.
  • Note: Often linked to a low battery or an aging flash memory.

Related codes

MEMO-132WARN … has been brokenMEMO-103WARN Check sum error occurredMEMO-147WARN Flash File access error(write)MEMO-148WARN Flash File access error(read)MEMO-151WARN No more available memory(TEMP)MEMO-152WARN Program … is in use

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 →