How To Fix EQ299 - Internal error: function &1 not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: EQ - Cross-IS-U functions

• Message number: 299

• Message text: Internal error: function &1 not supported

What causes this issue?

An internal program error has occurred.
The selected function is not supported.

System Response

The function was cancelled.

How to fix this error?

INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EQ299 - Internal error: function &1 not supported ?

  The SAP error message EQ299, which states "Internal error: function &1 not supported," typically indicates that there is an issue with a specific function or operation that the system is trying to execute, but it is not supported in the current context or configuration. This error can arise in various scenarios, particularly in the context of Equipment Management or Plant Maintenance modules.
  Possible Causes:
  
  Unsupported Functionality: The function being called may not be implemented or supported in the version of SAP you are using.
  Configuration Issues: There may be a configuration issue in the system that prevents the function from being executed properly.
  Custom Code: If there are custom developments or enhancements in the system, they may be causing conflicts or errors.
  Missing Authorizations: The user may not have the necessary authorizations to execute the function.
  System Bugs: There could be a bug in the SAP system that is causing the error to occur.
  
  Solutions:
  
  Check Functionality: Verify if the function indicated by &1 is indeed supported in your version of SAP. Consult the SAP documentation or release notes for your version.
  Review Configuration: Check the configuration settings related to the function or module in question. Ensure that all necessary settings are correctly configured.
  Debugging: If you have access to debugging tools, you can analyze the code to identify where the error is occurring. This may help in pinpointing the exact cause.
  Check Authorizations: Ensure that the user executing the function has the necessary authorizations. You may need to consult with your SAP security team.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the context in which it occurs.
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the specific module you are working with to understand the supported functions and configurations.
  Community Forums: Check SAP community forums or other online resources where users may have encountered similar issues. They may provide insights or solutions based on their experiences.
  System Logs: Review system logs (transaction codes like SLG1) for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the EQ299 error and implement a suitable solution.