Robotics in Manufacturing
SRVO-184

SRVO-184: Other task is processing

Payload Estimation alarm: the data area it needs is locked by another task - two things tried to use the estimation machinery at once.

What it means

Payload Estimation alarm: the data area it needs is locked by another task - two things tried to use the estimation machinery at once.

Common causes

Ranked by what technicians most often find, most likely first.

  1. Payload Estimation restarted while a prior run still held the data lock.
  2. Internal software condition if it persists.

How to fix it

  1. Wait and re-run the Payload Estimation.
  2. If it still fails, run it after a power cycle.
  3. Persisting beyond that: Diagnostic Log, image backup, contact FANUC.

Quick facts

Category
Servo
Affected series
R-30iB; R-30iB Mate; R-30iB Plus; R-30iB Mate Plus
Alarm family
SRVO

Related codes

Verified against FANUC documentation (B-83284EN-1).Last reviewed: 2026-07-09.Editorial process