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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

LaserStill- NotReady

Laser still not ready or not assigned

Kuka · LaserTech 3.1

What does LaserStill- NotReady mean?

The laser program cannot be started because the laser is not in a ready state or has not been assigned for use. Possible causes include the laser being off, undergoing a reset, or being in manual mode.

Common Causes

  • Laser system is not ready for operation.
  • Laser has not been assigned to the current process.
  • Laser system internal diagnostic failure.
  • Laser ready signal is absent.
  • Laser is in an error state preventing readiness.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure the laser system is switched on and fully powered.

  2. 2

    Confirm the laser is not currently being reset.

  3. 3

    Verify the laser is not in manual mode (refer to 'LsrInManual-Mode' resolution).

Browse all codes in this manual (46)
Verified technical data. Last updated: April 2026

Related Faults

AcknWfdHeat- MessagePlease acknowledge errors on the wire heater unitCheckMedia- ControlCheck media control!CollectionErro- rOfLaserError of laser system ---> Resumption of process possible after dialog and forced reset of laser
Source: Kuka LaserTech 3.1
Open Manual (Page 76)Search more codes in this manual