How To Fix WZ304 - ACTION & specified is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: WZ - Workflow: Model objects

• Message number: 304

• Message text: ACTION & specified is not supported

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 WZ304 - ACTION & specified is not supported ?

  SAP Error Message:
  
  WZ304 ACTION & specified is not supported
  
  Meaning / Cause:
  This error occurs in SAP Workflow when an action specified in the workflow (or in the workflow container) is not recognized or supported by the system. The placeholder & in the message is replaced by the action name that caused the error.
  Common causes include:
  
  The action name specified in the workflow step or container does not exist or is misspelled.
  The action is not defined in the Business Object (BOR object) or the method is not implemented.
  The workflow is calling an action that is not supported by the current version of the Business Object.
  The action is obsolete or has been deleted.
  The workflow container or step is incorrectly configured to call an unsupported action.
  
  
  Where it occurs:
  
  During workflow execution when the system tries to trigger an action.
  When testing or simulating a workflow.
  When a workflow step tries to call a method/action on a Business Object that is not available.
  
  
  How to analyze:
  
  
  Check the action name:
  
  Look at the workflow step or container where the action is called. Verify the exact action name.
  
  
  Check the Business Object (BOR) definition:
  
  Use transaction SWO1 to display the Business Object used in the workflow.  
  
  Verify if the action/method exists in the BOR object.  
  Check if the action is active and correctly implemented.
  
  
  
  Check the workflow step configuration:
  
  In transaction PFTC or SWDD (Workflow Builder), check the step that calls the action.  
  
  Confirm the action name matches the BOR method.  
  Check if the action is supported for the object instance.
  
  
  
  Check for custom developments:
  
  If the action is custom, ensure the method is implemented and registered properly.
  
  
  Check SAP Notes / OSS:
  
  Sometimes, this error can be due to missing support packages or known bugs.
  
  
  
  Solution:
  
  
  Correct the action name:
  
  Fix any typos or incorrect action names in the workflow step or container.
  
  
  Define or implement the action:
  
  If the action is missing, create or implement the method in the BOR object.
  
  
  Use a supported action:
  
  Replace the unsupported action with a valid one.
  
  
  Update the workflow:
  
  Adjust the workflow steps to call supported actions.
  
  
  Transport and activate changes:
  
  After corrections, transport and activate the workflow and BOR objects.
  
  
  Test the workflow:
  
  Run the workflow again to confirm the error is resolved.
  
  
  
  Additional Information:
  
  
  Transaction codes:  
  
  SWO1 — Business Object Builder  
  SWDD — Workflow Builder  
  PFTC — Task Maintenance  
  SWI1 — Workflow Log  
  SWI2_FREQ — Workflow Runtime Analysis
  
  
  
  Related SAP Notes:
  
  Search SAP Support Portal for notes related to WZ304 or workflow action errors.
  
  
  Example:
  
  If the error message is WZ304 ACTION CREATE_ORDER specified is not supported, check if the BOR object has an action called CREATE_ORDER. If not, correct the action name or implement it.
  
  
  
  If you provide the exact action name or workflow context, I can help you with more specific guidance.