How To Fix SWL021 - Missing SWWWIDH entry created

SAP Error Message - Details

• Message type: E = Error

• Message class: SWL - WF: New User Interface Messages in Workflow (Client)

• Message number: 021

• Message text: Missing SWWWIDH entry created

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 SWL021 - Missing SWWWIDH entry created ?

  The SAP error message SWL021, which states "Missing SWWWIDH entry created," typically occurs in the context of SAP Workflow. This error indicates that there is a missing entry in the Workflow Work Item Header (SWW_WI_HEADER) table, which is essential for the workflow to function correctly.
  Cause:
  
  
  Missing Workflow Header Entry: The error usually arises when a workflow instance is expected to have a corresponding entry in the SWW_WI_HEADER table, but it does not exist. This can happen due to various reasons, such as:
  
  Incomplete workflow execution.
  Manual deletion of workflow instances or entries.
  Issues during the workflow creation process.
  Database inconsistencies or corruption.
  
  
  
  Configuration Issues: Sometimes, incorrect configuration settings in the workflow or related components can lead to this error.
  
  
  Solution:
  
  
  Check Workflow Instance: Use transaction code SWI1 (Work Item Selection) to check for the specific workflow instance that is causing the error. Look for any inconsistencies or missing entries.
  
  
  Recreate Missing Entries: If you identify that a specific workflow instance is missing, you may need to recreate the workflow or manually insert the missing entry into the SWW_WI_HEADER table. However, this should be done with caution and ideally under the guidance of an SAP Basis or Workflow expert.
  
  
  Check Workflow Configuration: Review the configuration of the workflow and ensure that all necessary settings are correctly defined. This includes checking the workflow template, event linkage, and any related business objects.
  
  
  Database Consistency Check: Perform a consistency check on the database to identify and rectify any inconsistencies. This can be done using transaction codes like SWU_OBUF (for buffer consistency) or SWU3 (for workflow customizing).
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues related to this error message.
  
  
  Consult SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP Support for further assistance. They can provide more specific guidance based on your system configuration and the context of the error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SWI1 (Work Item Selection), SWI2_FREQ (Work Item Selection - Frequency), and SWU3 (Automatic Workflow Customizing).
  Workflow Monitoring: Use transaction SWI6 to monitor workflow instances and identify any that are in error status.
  Documentation: Review SAP documentation on workflow management for best practices and troubleshooting tips.
  
  By following these steps, you should be able to diagnose and resolve the SWL021 error in your SAP system.