How To Fix OIUCM128 - This function module is no longer supported by SAP.

SAP Error Message - Details

• Message type: E = Error

• Message class: OIUCM - E&P Common Messages Across All Sub-Systems

• Message number: 128

• Message text: This function module is no longer supported by SAP.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message OIUCM128 - This function module is no longer supported by SAP. ?

  The SAP error message OIUCM128 indicates that a specific function module is no longer supported by SAP. This typically occurs when SAP has deprecated certain functions or modules in favor of newer, more efficient alternatives. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Deprecation of Function Module: The function module you are trying to use has been deprecated by SAP. This can happen due to various reasons, including the introduction of new technologies, changes in business processes, or the need for improved performance and security.
  Version Compatibility: The error may also arise if you are using an outdated version of SAP that still references the deprecated function module.
  Custom Code: If your organization has custom code that relies on this function module, it may trigger this error when executed.
  
  Solution:
  
  Identify the Replacement: Check the SAP documentation or release notes for the specific function module to find out what the recommended replacement is. SAP often provides alternative function modules or methods to achieve the same functionality.
  Update Custom Code: If the error is caused by custom code, you will need to update the code to use the new function module or method. This may involve refactoring the code to align with the new API or functionality.
  Consult SAP Notes: Look for relevant SAP Notes that may provide guidance on the deprecation and suggest alternatives. You can search for these notes in the SAP Support Portal.
  Upgrade SAP System: If you are using an older version of SAP, consider upgrading to a more recent version that supports the latest functionalities and does not rely on deprecated modules.
  Testing: After making changes, ensure thorough testing is conducted to confirm that the new implementation works as expected and does not introduce new issues.
  
  Related Information:
  
  SAP Support Portal: Utilize the SAP Support Portal to search for specific notes related to the function module in question.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered the same issue and what solutions they have implemented.
  Documentation: Review the official SAP documentation for the module or area of functionality you are working with to understand the changes and new best practices.
  
  By following these steps, you should be able to resolve the OIUCM128 error and ensure that your SAP system is using supported and efficient function modules.