What causes KUKA Robot alarm KRC0681?

Function or module name is misspelled in the KRL code. Required library or package containing the system function is not loaded or installed. Attempting to call a function from a different KRC version that is not compatible. Function declaration is missing or the module was not compiled properly. Incorrect function syntax or invalid parameter passing in the function call.

How do I fix KUKA Robot alarm KRC0681?

1. Verify the exact spelling of the function name (@P1@) in the KRL source code against the KUKA documentation 2. Check that all required libraries and system packages are loaded in the project configuration 3. Confirm the function is properly declared and exported from its module or package 4. Recompile the entire KRL program to ensure all modules are up-to-date and properly linked 5. Review the KRC controller version and verify the function is supported in that specific version 6. If the function should exist, restore or reinstall the affected library from the KUKA system backup

KUKA Robot codes

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KUKA Robot Controller

System · Basic

Alarm KRC0681

KUKA Robot KRC0681 - NOT A SYSTEM FUNCTION 2017

This alarm indicates that a KRL program attempted to call a function or access a system function that does not exist or is not recognized by the KRC controller. The referenced object name (@P1@) is either undefined, misspelled, or not loaded in the system memory.

KUKA RobotSystemBasic

KRC0681

KUKA Robot KRC0681 - NOT A SYSTEM FUNCTION 2017

NOT A SYSTEM FUNCTION 2017

Common Causes

Function or module name is misspelled in the KRL code
Required library or package containing the system function is not loaded or installed
Attempting to call a function from a different KRC version that is not compatible
Function declaration is missing or the module was not compiled properly
Incorrect function syntax or invalid parameter passing in the function call

Troubleshooting Steps

1Verify the exact spelling of the function name (@P1@) in the KRL source code against the KUKA documentation
2Check that all required libraries and system packages are loaded in the project configuration
3Confirm the function is properly declared and exported from its module or package
4Recompile the entire KRL program to ensure all modules are up-to-date and properly linked
5Review the KRC controller version and verify the function is supported in that specific version
6If the function should exist, restore or reinstall the affected library from the KUKA system backup

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