How To Fix WZ312 - Work item & cannot be read

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 312

• Message text: Work item & cannot be read

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 WZ312 - Work item & cannot be read ?

  SAP Error Message:
  
  WZ312 Work item & cannot be read
  
  Cause:
  This error occurs when a workflow work item that the system is trying to access or process cannot be found or read from the database. Possible reasons include:
  
  The work item has already been deleted or completed.
  The work item ID is incorrect or does not exist.
  Database inconsistencies or corruption related to workflow tables.
  The work item is locked or currently being processed by another user or process.
  Authorization issues preventing the user or system from reading the work item.
  
  
  Solution:
  
  
  Verify Work Item ID:
  
  Check if the work item ID referenced in the error message is correct and exists in the system.
  
  
  Check Work Item Status:
  
  Use transaction SWI1 (Work Item Selection) or SWI5 (Work Item Display) to search for the work item. If it does not appear, it might have been deleted or completed.
  
  
  Check Workflow Logs:
  
  Use transaction SWI2_FREQ or SWI2_DIAG to analyze workflow logs and diagnose issues related to the work item.
  
  
  Database Consistency Check:
  
  Run workflow consistency checks using transaction SWU_OBUF or report RSWUWFML to identify and fix inconsistencies.
  
  
  Unlock Work Item:
  
  If the work item is locked, use transaction SWI1 or SWI2_FREQ to identify locks and release them if necessary.
  
  
  Authorization Check:
  
  Ensure the user or process has the necessary authorizations to read and process the work item.
  
  
  Recreate or Restart Workflow:
  
  If the work item is corrupted or missing, consider restarting the workflow or recreating the work item if possible.
  
  
  SAP Notes and Support:
  
  Search for relevant SAP Notes using the error message code and your SAP system version. Sometimes, patches or corrections are available.
  
  
  
  Related Information:
  
  
  Transactions:  
  
  SWI1 – Work Item Selection  
  SWI5 – Work Item Display  
  SWI2_FREQ – Workflow Log  
  SWI2_DIAG – Workflow Diagnosis  
  SWU_OBUF – Workflow Buffer Consistency Check
  
  
  
  Tables:  
  
  SWWWIHEAD – Work Item Header  
  SWWWIREF – Work Item References
  
  
  
  Reports:  
  
  RSWUWFML – Workflow Consistency Check
  
  
  
  SAP Notes:
  
  Check SAP Service Marketplace or SAP ONE Support Launchpad for notes related to WZ312 or workflow work item errors.
  
  
  
  If the problem persists after these steps, consider raising a support ticket with SAP, providing detailed logs and system information.