LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

KUKA Error 2019 — EXTERNAL SP EXPECTED, FUNCTION FOUND

Displayed as KSS02019 on KRC4 / KRC5 controllers

KUKA 2019 (“EXTERNAL SP EXPECTED, FUNCTION FOUND”): A subprogram has been declared as external. First check: Modify the program.

Updated 2026-09-09 · LogrobotLM reference

Cause

A subprogram has been declared as external. However, a function with the same name was found. Example: DEFFCT INT Test(x:IN) INT x ... ENDFCTDEF P() EXT Test(INT:IN) END

Effect

The program is not executable.

Troubleshooting

Modify the program. Example: DEF Test(x:IN) INT x ... END DEF P() EXT Test(INT:IN) END

Related codes

2018EXTERNAL SP DECLARED BUT NOT USED2020EXTERNAL FUNCTION EXPECTED, SUBPROGRAM FOUND2017SYNTAX ERROR IN THE P_PATH2021THE DATA LIST IS NOT OF TYPE 'PUBLIC'

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 →