How To Fix AM879 - Internal error: Stack of global variables is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: AM - Business Address Services

• Message number: 879

• Message text: Internal error: Stack of global variables is empty

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 AM879 - Internal error: Stack of global variables is empty ?

  The SAP error message AM879, which states "Internal error: Stack of global variables is empty," typically indicates an issue related to the internal processing of global variables in the SAP system. This error can occur in various contexts, often during the execution of programs or transactions that involve complex data handling or processing.
  Causes:
  
  Programming Errors: The error may arise from custom ABAP code where global variables are not properly initialized or managed.
  Data Consistency Issues: If the data being processed is inconsistent or corrupted, it may lead to unexpected behavior in the program.
  System Bugs: There may be bugs in the SAP system or specific modules that can trigger this error under certain conditions.
  Memory Management Issues: Problems related to memory allocation or stack management can also lead to this error.
  
  Solutions:
  
  Check Custom Code: If the error occurs in a custom program, review the ABAP code for proper initialization and handling of global variables. Ensure that all variables are correctly defined and populated before use.
  Debugging: Use the SAP debugger to trace the execution of the program and identify where the stack of global variables becomes empty. This can help pinpoint the exact cause of the error.
  Data Validation: Ensure that the data being processed is valid and consistent. Check for any anomalies in the data that could lead to this error.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. There may be known issues with solutions provided by SAP.
  System Logs: Check the system logs (transaction SM21) for any related error messages or warnings that could provide additional context for the issue.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE80 (Object Navigator), SE37 (Function Module), and SE38 (ABAP Editor) for debugging and analyzing the code.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation related to the specific module or functionality where the error occurs, as it may provide insights into common pitfalls and best practices.
  
  By following these steps, you should be able to diagnose and resolve the AM879 error in your SAP environment.