How To Fix WF112 - No states in state stack

SAP Error Message - Details

• Message type: E = Error

• Message class: WF - Workflow: messages

• Message number: 112

• Message text: No states in state stack

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WF112 - No states in state stack ?

  Certainly! Here's a detailed explanation of the SAP error message WF112 No states in state stack:
  
  SAP Error Message: WF112 No states in state stack
  
  Cause:
  The error WF112 No states in state stack occurs in SAP Workflow when the system tries to process a workflow container or event but finds that the state stack is empty. The state stack is used internally by the workflow engine to keep track of the current processing states during workflow execution.
  This error typically indicates that the workflow runtime is trying to perform an operation that requires a current state, but no state is available because:
  
  The workflow has ended or was prematurely terminated.
  There is an inconsistency or corruption in the workflow runtime data.
  A workflow container or task is being processed outside the expected workflow context.
  A custom workflow step or method is called without proper initialization of the workflow runtime.
  There is a bug or incorrect implementation in the workflow logic or custom code.
  
  
  When does it occur?
  
  During workflow execution, especially when a method or function module related to workflow runtime is called.
  When a workflow container value is accessed or modified but the workflow runtime context is missing.
  When a workflow is restarted or resumed incorrectly.
  When a workflow task is processed but the workflow instance is not in a valid state.
  
  
  Solution / How to fix:
  
  
  Check Workflow Runtime Context:
  
  Ensure that the workflow is active and running.
  Verify that the workflow instance is not already completed or terminated.
  Avoid calling workflow container or runtime APIs outside the workflow context.
  
  
  
  Review Custom Code:
  
  If you have custom workflow methods or function modules, check that they are called within a valid workflow runtime context.
  Use the SAP standard APIs properly, ensuring the workflow runtime is initialized before accessing container or state information.
  
  
  
  Workflow Restart / Reset:
  
  If the workflow instance is stuck or corrupted, try restarting or resetting the workflow instance.
  Use transaction SWI1 or SWI2_FREQ to find and manage workflow instances.
  Use transaction SWU3 to check workflow configuration and consistency.
  
  
  
  Check Workflow Logs:
  
  Use transaction SWI1 or SWI2_DIAG to analyze workflow logs and identify where the error occurs.
  Look for preceding errors or abnormal termination that might have caused the state stack to be empty.
  
  
  
  SAP Notes and Patches:
  
  Search for relevant SAP Notes on the SAP Support Portal related to WF112.
  Apply any recommended patches or corrections if the issue is caused by a known bug.
  
  
  
  Debugging:
  
  If you have development access, debug the workflow runtime to see why the state stack is empty.
  Check the call stack and workflow container processing steps.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SWI1 - Workflow Log
  SWI2_FREQ - Workflow Runtime Errors
  SWI2_DIAG - Workflow Diagnostics
  SWU3 - Workflow Customizing
  
  
  
  SAP Workflow Concepts:
  
  The state stack is an internal mechanism used by the SAP Workflow runtime to manage the current processing state.
  Workflow container holds data objects used during workflow execution.
  Workflow runtime APIs require a valid workflow context.
  
  
  
  Common Scenarios:
  
  Calling SAP_WAPI_CONTAINER_GET_VALUE or similar APIs without a valid workflow context.
  Custom workflow methods that do not properly handle the workflow runtime environment.
  
  
  
  
  Summary:
  
  
  
  Aspect
  Description
  
  
  
  
  Error
  WF112 No states in state stack
  
  
  Cause
  Workflow runtime state stack is empty; invalid or missing workflow context during processing
  
  
  Solution
  Ensure valid workflow context; check custom code; restart workflow instance; check logs; apply SAP Notes
  
  
  Tools
  SWI1, SWI2_FREQ, SWI2_DIAG, SWU3, Debugger
  
  
  
  
  If you provide more context (e.g., when exactly the error occurs, custom code involved), I can help with a more specific solution.