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KUKA Error 2280 — RIGHT OPERAND: '()' NOT ALLOWED--PATH EXPRESSION

Displayed as KSS02280 on KRC4 / KRC5 controllers

KUKA 2280 (“RIGHT OPERAND: '()' NOT ALLOWED--PATH EXPRESSION”): The right operand must not be enclosed in parentheses. First check: Modify the program.

Updated 2026-09-09 · LogrobotLM reference

Cause

The right operand must not be enclosed in parentheses.

Effect

The program cannot be executed.

Troubleshooting

Modify the program.

Related codes

2279RETURN VALUE TYPE INCOMPATIBLE WITH FCT TYPE2278RETURN VALUE: INCORRECT STRING CONST ARRAY2282FIRST CONSTANT INCOMPATIBLE WITH THIS CONSTANT2277ARRAY DIMENSION GREATER THAN 1

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 →