KUKA Robot codes
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KUKA Robot Controller

Parameter · Basic

Alarm KRC0128

KUKA Robot KRC0128 - ** MACHINE DATA LOADER ABORTED

The machine data loader has encountered multiple errors that exceed the system message buffer capacity, causing the loading process to abort. This indicates severe configuration issues that prevent the loader from storing and reporting all detected problems.

KUKA RobotParameterBasic

KRC0128

KUKA Robot KRC0128 - ** MACHINE DATA LOADER ABORTED

** MACHINE DATA LOADER ABORTED

The machine data loader has encountered multiple errors that exceed the system message buffer capacity, causing the loading process to abort. This indicates severe configuration issues that prevent the loader from storing and reporting all detected problems.

Common Causes

  • Massive corruption of machine data files affecting dozens of configuration parameters across multiple modules
  • Incompatible machine data version loaded from a significantly different KRC software release or robot model
  • Incomplete or failed WorkVisual project export resulting in missing or invalid configuration data blocks
  • Hardware configuration mismatch between the physical robot axes and the machine data axis definitions
  • Storage device failure or file system corruption causing machine data file read errors during loader execution

Troubleshooting Steps

  1. 1Power cycle the KRC4 control cabinet completely by switching off the main disconnect and waiting 30 seconds before restart
  2. 2Attempt to load a previously verified machine data backup known to work correctly for the robot configuration
  3. 3Use WorkVisual to validate the machine data syntax and structure before loading to identify structural issues
  4. 4If available, reload the machine data from the original factory configuration or a golden reference copy
  5. 5Review the partial error log stored in the robot controller memory to determine which configuration sections failed validation
  6. 6Contact KUKA technical support or perform a full system restore with professional commissioning if critical machine data cannot be recovered

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