How To Fix WZ353 - Task & cannot be read

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 353

• Message text: Task & 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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• What is the cause and solution for SAP error message WZ353 - Task & cannot be read ?

  SAP Error Message:
  
  WZ353 Task & cannot be read
  
  Cause:
  The error message WZ353 Task & cannot be read typically occurs in SAP Workflow when the system tries to access a workflow task that either:
  
  Does not exist (the task ID is invalid or has been deleted).
  Has been incorrectly referenced or corrupted.
  The workflow container or task metadata is inconsistent or missing.
  There is a problem with the workflow runtime environment or database inconsistencies.
  
  In other words, the workflow engine is unable to find or read the specified task because the task data is missing or inaccessible.
  
  Solution:
  To resolve the WZ353 error, consider the following steps:
  
  
  Check Task Existence:
  
  Verify that the task ID referenced in the workflow actually exists.
  Use transaction SWI1 (Work Item Selection) or SWI2_FREQ to check for existing tasks.
  Use transaction PFTC to check the task definition.
  
  
  
  Check Workflow Logs:
  
  Use transaction SWI1 or SWI2_WORKITEM to analyze the workflow logs and identify where the error occurs.
  Look for inconsistencies or missing tasks in the workflow runtime.
  
  
  
  Re-import or Repair Task Definitions:
  
  If the task definition is missing or corrupted, re-import the task from the transport or recreate it.
  Use transaction PFTC to maintain or recreate the task.
  
  
  
  Check Workflow Runtime Environment:
  
  Run report RSWUWFML to check the workflow runtime environment for inconsistencies.
  Run report RSWBO010 to check for inconsistencies in workflow objects.
  
  
  
  Database Consistency Checks:
  
  Run standard SAP consistency checks for workflow tables (e.g., SWWWIHEAD, SWWLOGHIST).
  Use transaction SWU3 (Workflow Customizing) to check and fix workflow customizing.
  
  
  
  Transport Issues:
  
  If the workflow or task was transported recently, verify that the transport was successful and all objects were imported correctly.
  
  
  
  SAP Notes and Support:
  
  Search for SAP Notes related to WZ353 for any known bugs or patches.
  Example SAP Note: #0000000 (replace with actual note number if found).
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  PFTC – Maintain Tasks
  SWI1 – Work Item Selection
  SWI2_FREQ – Frequent Tasks
  SWI2_WORKITEM – Work Item Display
  SWU3 – Workflow Customizing Check
  SWI5 – Workflow Log
  SWI6 – Workflow Builder
  
  
  
  Tables:
  
  SWWWIHEAD – Workflow Work Item Header
  SWWLOGHIST – Workflow Log History
  SWWTASK – Workflow Task Definitions
  
  
  
  Reports:
  
  RSWUWFML – Workflow Runtime Environment Check
  RSWBO010 – Workflow Object Consistency Check
  
  
  
  
  Summary:
  The WZ353 Task & cannot be read error indicates that the workflow engine cannot find or read a specified task. This is usually due to missing or corrupted task definitions, inconsistencies in the workflow runtime, or database issues. The solution involves verifying task existence, checking workflow logs, repairing or re-importing task definitions, running consistency checks, and ensuring proper transport/import of workflow objects.
  
  If you provide the exact context or transaction where this error occurs, I can help with more specific troubleshooting steps.