How To Fix WXP619 - Object table &1 for break-down &2 can only have one key field

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 619

• Message text: Object table &1 for break-down &2 can only have one key field

Self-Explanatory Message

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• What is the cause and solution for SAP error message WXP619 - Object table &1 for break-down &2 can only have one key field ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WXP619: Object table &1 for break-down &2 can only have one key field
  
  Cause:
  This warning message occurs in the context of SAP Workflow (Business Workflow) when defining the Object Table for a break-down in a workflow container element.
  
  In SAP Workflow, when you define a break-down (i.e., a way to break down a complex container element into simpler parts), the object table that you specify must have exactly one key field.
  The error indicates that the object table you have assigned for the break-down either has more than one key field or no key field at all.
  This is not allowed because the workflow engine requires a unique key to identify each entry in the object table for processing.
  
  
  Explanation:
  
  Object Table: A table-type container element that holds multiple entries (objects).
  Break-down: A way to decompose a complex container element into simpler parts, often used to iterate over table entries.
  The break-down mechanism requires the object table to have a single unique key field to correctly identify and process each row.
  
  
  Solution:
  
  
  Check the Table Definition:
  
  Verify the table type or the dictionary table you are using as the object table.
  Ensure that the table has exactly one key field defined.
  
  
  
  Adjust the Table Key:
  
  If the table has multiple key fields, consider creating a new table type or dictionary table with a single key field.
  Alternatively, if possible, redefine the key to a single field that uniquely identifies each row.
  
  
  
  Modify the Workflow Container Element:
  
  Change the object table in the workflow container to use the corrected table type with a single key field.
  
  
  
  Re-define the Break-down:
  
  After correcting the table, redefine the break-down in the workflow container element to use the updated object table.
  
  
  
  
  Additional Information:
  
  This message is a warning (WXP619), but it can cause issues in workflow execution if not resolved.
  The key field is essential for the workflow engine to iterate over the table entries correctly.
  This error typically appears during workflow development or modification in transaction SWDD (Workflow Builder).
  If you are using a standard SAP table or structure, check if it is suitable for use as an object table in workflow break-downs.
  Custom tables or table types are often created specifically for workflow container elements to meet these requirements.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Object table for break-down has zero or multiple key fields instead of exactly one key.
  
  
  Effect
  Workflow cannot uniquely identify entries in the object table for processing.
  
  
  Solution
  Use or create a table type with exactly one key field and assign it as the object table.
  
  
  Context
  Occurs during workflow container element break-down definition in SAP Workflow.
  
  
  
  
  If you need help identifying the key fields of your table or creating a suitable table type, you can use transaction SE11 (Data Dictionary) to inspect and modify table definitions.
  
  Let me know if you want a step-by-step guide on how to fix this in your workflow!