KUKA Robot codes
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KUKA Robot Controller

System · Basic

Alarm KRC0184

KUKA Robot KRC0184 - OBJH ERROR: <localization>

This alarm indicates an internal error has occurred within the OBJH (Object Handler) module of the KUKA KRC controller, which manages object and data structure handling during program execution. The error typically manifests during runtime when the controller encounters corrupted data, invalid object references, or memory access violations within the object management system. This is a critical firmware-level issue that prevents normal program execution and requires immediate intervention.

KUKA RobotSystemBasic

KRC0184

KUKA Robot KRC0184 - OBJH ERROR: <localization>

OBJH ERROR: <localization>

This alarm indicates an internal error has occurred within the OBJH (Object Handler) module of the KUKA KRC controller, which manages object and data structure handling during program execution. The error typically manifests during runtime when the controller encounters corrupted data, invalid object references, or memory access violations within the object management system. This is a critical firmware-level issue that prevents normal program execution and requires immediate intervention.

Common Causes

  • Corrupted KRC program file or invalid syntax in object declarations
  • Memory allocation failure or insufficient controller memory for object storage
  • Incompatible or outdated KRC firmware version with program requirements
  • Damaged system files in the controller's file system or corrupted NVRAM data
  • Hardware malfunction in the controller's processing unit or memory modules

Troubleshooting Steps

  1. 1Perform a complete controller power cycle by switching off the main breaker for 30 seconds and powering back on to reset the OBJH module
  2. 2Verify the KRC program syntax and object declarations using the KUKA IDE or engineering software for any errors or invalid data types
  3. 3Check the controller's firmware version and perform a firmware update or downgrade to a known stable version compatible with your program
  4. 4Clear the controller's non-volatile memory (NVRAM) and reinitialize the system parameters through the KRC control panel diagnostics menu
  5. 5Backup and reload the KRC program from a verified source, excluding any recently modified or corrupted files
  6. 6If the alarm persists after software troubleshooting, contact KUKA service to perform hardware diagnostics or replace the KRC controller unit

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