KUKA Error 111 — TEPRO INACTIVE
Displayed as KSS00111 on KRC4 / KRC5 controllers
KUKA 111 (“TEPRO INACTIVE”): The SBC is no longer sending any signal to the KRC. First check: Reset the SBC program.
Updated 2026-09-09 · LogrobotLM reference
Cause
The SBC is no longer sending any signal to the KRC. (TEPRO = technology process)
Effect
The SBC interface cannot be used.
Troubleshooting
Reset the SBC program.
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 →