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KUKA Error 1418 — <X, Y, Z, A, B, C> BASE NOT PROGRAMMED

Error

Displayed as KSS01418 on KRC4 / KRC5 controllers

KUKA 1418 (“<X, Y, Z, A, B, C> BASE NOT PROGRAMMED”): No value has been assigned to the program parameter "$BASE". First check: During command processing: assign a value to "$BASE".

Updated 2026-09-09 · LogrobotLM reference

Cause

No value has been assigned to the program parameter "$BASE". -- In a user program. -- After the controller has been completely reset, for a Cartesian command. The check is performed during Cartesian motions.

Effect

During command processing: the command is not processed. During program processing: stop via braking ramp. All active commands are inhibited.

Troubleshooting

During command processing: assign a value to "$BASE". During program processing: modify the program accordingly. Acknowledge the message.

Related codes

1417ORIENTATION VELOCITY NOT PROGRAMMED1419<X, Y, Z, A, B, C> TOOL NOT PROGRAMMED1416ORIENTATION ACCELERATION NOT PROGRAMMED1415LINEAR VELOCITY NOT PROGRAMMED

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 →