How To Fix RP750 - Internal error: Invalid use of 'old' IBAN functionality

SAP Error Message - Details

• Message type: E = Error

• Message class: RP - Error Messages for Infotype Module Pools

• Message number: 750

• Message text: Internal error: Invalid use of 'old' IBAN functionality

What causes this issue?

The new <ZH>IBAN/SEPA</> functionality (see SAP Note 1266571) is active
in your system (switch ADMIN IBAN = 'S' in table T77S0).
However, the system has determined an invalid call of the IBAN
functionality replaced in HR (use of table TIBAN).

System Response

Once the IBAN/SEPA functionality is activated in table T77S0 (switch
ADMIN IBAN = 'S'), it is no longer possible to use table TIBAN.
Therefore processing was canceled to prevent inconsistencies in the
system.

How to fix this error?

Contact <ZH>SAP Support</> by creating a relevant message (component
<ZH>PA-PA-XX</>) using the Service Marketplace or your Solution Manager
and quoting this message.
A corresponding correction is required in the SAP standard system.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RP750 - Internal error: Invalid use of 'old' IBAN functionality ?

  The SAP error message "RP750 Internal error: Invalid use of 'old' IBAN functionality" typically occurs in the context of payroll processing or financial transactions where the system is trying to handle IBAN (International Bank Account Number) formats incorrectly. This error can arise due to several reasons, including configuration issues, incorrect data entry, or outdated system settings.
  Causes:
  
  Configuration Issues: The system may be configured to use an outdated or incorrect IBAN format, which is not compatible with the current requirements.
  Data Entry Errors: Incorrect IBANs or bank account details entered in the system can trigger this error.
  Legacy Settings: The system might still be using old functionality or settings that are no longer supported or recommended.
  System Updates: If the SAP system has not been updated to the latest version or patches, it may not support the current IBAN standards.
  
  Solutions:
  
  
  Check Configuration: 
  
  Review the configuration settings related to bank accounts and IBANs in the SAP system. Ensure that the settings are aligned with the current standards and requirements.
  Navigate to the relevant configuration paths in SAP (e.g., Financial Accounting or Payroll) and verify that the IBAN settings are correctly defined.
  
  
  
  Validate IBANs:
  
  Ensure that all IBANs entered in the system are valid and conform to the expected format. You can use online IBAN validation tools to check the correctness of the IBANs.
  
  
  
  Update System:
  
  If your SAP system is outdated, consider applying the latest patches or updates that may address this issue. Consult with your SAP Basis team for assistance with system updates.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to IBAN functionality. SAP Notes may provide specific guidance or fixes for known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking configurations and validating data, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the context in which it occurs.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  User Forums: Check SAP community forums or user groups for discussions related to this error. Other users may have encountered similar issues and can offer insights or solutions.
  Documentation: Review the SAP Help Portal for documentation on IBAN handling and related financial processes.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.