How To Fix PAK143 - Package interface &1 is already deleted from the buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: PAK - Package API / Package Tools

• Message number: 143

• Message text: Package interface &1 is already deleted from the buffer

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PAK143 - Package interface &1 is already deleted from the buffer ?

  The SAP error message PAK143 indicates that a package interface has been deleted from the buffer, which can occur in various scenarios, particularly when dealing with transport requests or package interfaces in the SAP system. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Buffer Deletion: The package interface has been removed from the buffer, which means that the system can no longer access the interface as it is no longer available in memory.
  Transport Issues: This error can occur during the transport of objects between different SAP systems (e.g., from development to quality assurance or production) if the package interface was deleted or not properly transported.
  System Configuration Changes: Changes in system configuration or updates may lead to inconsistencies in the package interfaces, causing them to be deleted from the buffer.
  
  Solution:
  
  Rebuild the Buffer: You can try to refresh or rebuild the buffer. This can often be done by executing the transaction code SE11 (Data Dictionary) or SE80 (Object Navigator) and then reloading the relevant package or interface.
  Check Transport Requests: Ensure that the transport requests related to the package interface are correctly released and imported into the target system. You may need to re-import the transport request if it was not successfully imported.
  Check for Deletions: Verify if the package interface was intentionally deleted or if it was a mistake. If it was deleted, you may need to recreate it or restore it from a backup if available.
  Clear the Buffer: You can clear the buffer using transaction SM12 (for lock entries) or SM21 (for system logs) to see if there are any related issues that need to be addressed.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues related to package interfaces.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE80, SE09, and SE10 for managing transport requests and package interfaces.
  SAP Documentation: Review SAP documentation for package interfaces and transport management to understand how they work and best practices for managing them.
  System Logs: Check system logs for any additional error messages or warnings that may provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found effective.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.