ABB Error 71133 — Stack not loaded
ErrorABB 71133 (“Stack not loaded”): “Stack not loaded” is an ABB IRC5 event of major severity. Likely part: DSQC347 (ABB controller board (DSQC series)).
Updated 2026-10-23 · LogrobotLM reference
What it means
“Stack not loaded” is an ABB IRC5 event of major severity.
Part to check / replace
ABB 71133 points to the hardware below — start here before ordering.
Tap a part for every code that points to it — and verify the exact variant for your controller before ordering.
Related codes
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 →