How To Fix TW015 - Internal error: "exp_entries" cannot be called recursively

SAP Error Message - Details

• Message type: E = Error

• Message class: TW - R3trans - Messages

• Message number: 015

• Message text: Internal error: "exp_entries" cannot be called recursively

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TW015 - Internal error: "exp_entries" cannot be called recursively ?

  The SAP error message TW015, which states "Internal error: 'exp_entries' cannot be called recursively," typically indicates that there is an issue with the way a function or method is being called within the SAP system. This error often arises in the context of workflow or task processing, where a function is inadvertently invoked in a recursive manner, leading to a stack overflow or similar issues.
  Cause:
  
  Recursive Function Call: The most common cause of this error is that a function (in this case, exp_entries) is being called within itself, either directly or indirectly, which is not allowed in this context.
  Workflow Configuration: If the error occurs in a workflow, it may be due to a misconfiguration where a task is set to trigger itself or another task that leads back to the original task.
  Custom Code: If there is custom ABAP code involved, it may be improperly designed, leading to recursive calls.
  Data Issues: Sometimes, the data being processed may lead to unexpected behavior, causing the function to be called multiple times.
  
  Solution:
  
  Check Function Calls: Review the code or workflow configuration to ensure that exp_entries is not being called recursively. Look for any loops or conditions that might lead to this situation.
  Debugging: Use the SAP debugger to trace the execution flow and identify where the recursive call is happening. This can help pinpoint the exact location in the code or workflow.
  Modify Workflow: If the error is related to a workflow, check the workflow definition and ensure that tasks are not set to trigger themselves or create a circular dependency.
  Review Custom Code: If there is custom ABAP code, review it for any logic that could lead to recursive calls. Refactor the code to eliminate recursion.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error. Sometimes, SAP releases updates that fix known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific function or workflow you are working with to understand its intended use and limitations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Error Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.