How To Fix RCPSHLP001 - Internal error calling a function module (&1 &2 &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: RCPSHLP -

• Message number: 001

• Message text: Internal error calling a function module (&1 &2 &3)

What causes this issue?

Error occurred when calling a function module.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

Contact your technical support desk.

How to fix this error?

Procedure for System Administrators

Subrc &V2& was triggered in function module &V1& (program: &V3&).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RCPSHLP001 - Internal error calling a function module (&1 &2 &3) ?

  The SAP error message RCPSHLP001 indicates that there is an internal error when calling a function module, and it typically includes parameters that provide additional context (represented as &1, &2, and &3). This error can occur in various scenarios, often related to issues in the underlying code or configuration.
  Possible Causes:
  
  Coding Errors: There may be a bug or issue in the custom code or enhancements that are calling the function module.
  Configuration Issues: Incorrect configuration settings in the system can lead to this error.
  Data Issues: The data being processed may be inconsistent or corrupt, leading to unexpected behavior in the function module.
  Authorization Issues: Lack of proper authorizations for the user executing the function module can also trigger this error.
  System Bugs: There may be known bugs in the version of SAP you are using that could lead to this error.
  
  Solutions:
  
  Check the Parameters: Review the parameters passed to the function module as indicated by &1, &2, and &3. Ensure they are valid and correctly formatted.
  Debugging: Use the debugger to step through the code where the function module is called. This can help identify the exact point of failure.
  Review Custom Code: If there are any custom enhancements or modifications, review them for potential issues.
  Check SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches.
  Data Validation: Validate the data being processed to ensure it meets the expected criteria and is not causing the function module to fail.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module.
  System Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that could provide more context.
  Contact SAP Support: If the issue persists and cannot be resolved, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Builder) to analyze the function module in question.
  Debugging Tools: Familiarize yourself with debugging tools in SAP (like transaction SE80) to help trace the error.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to diagnose and potentially resolve the RCPSHLP001 error in your SAP system.