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KUKA Error 2290 — CONSTANT EXPECTED

Displayed as KSS02290 on KRC4 / KRC5 controllers

KUKA 2290 (“CONSTANT EXPECTED”): The specification of a constant is expected. First check: Modify the program.

Updated 2026-09-09 · LogrobotLM reference

Cause

The specification of a constant is expected.

Effect

The program cannot be executed.

Troubleshooting

Modify the program.

Related codes

2289INCORRECT DATA AREA2291NAME OF A DATA TYPE STRUCTURE EXPECTED2292NOT A DATA TYPE NAME: CREATION NOT ALLOWED2293COMPONENT NOT DECLARED AS ARRAY

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 →