How To Fix WTY802 - IDoc segment - parent of & - is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: WTY - Warranty processing

• Message number: 802

• Message text: IDoc segment - parent of & - is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WTY802 - IDoc segment - parent of & - is missing ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WTY802 - IDoc segment - parent of & - is missing
  
  Cause:
  This error occurs during IDoc processing when a child segment is encountered, but its required parent segment is missing in the IDoc structure. In other words, the hierarchical relationship between segments is violated because the parent segment that should precede the child segment is not present.
  This typically happens due to:
  
  Incorrect IDoc generation or mapping where parent segments are omitted.
  Manual changes or errors in the IDoc data.
  Issues in the middleware or interface that constructs the IDoc.
  Problems in the segment population logic in the sending system.
  
  
  Explanation:
  IDocs have a hierarchical structure where segments are linked as parent and child. The system expects that before a child segment appears, its parent segment must already be present in the IDoc. If the parent segment is missing, the system cannot correctly interpret the child segment, leading to this error.
  
  Solution:
  
  
  Check the IDoc structure:
  
  Use transaction WE02 or WE05 to display the IDoc.
  Verify the segment hierarchy and identify which parent segment is missing for the indicated child segment.
  
  
  
  Review the IDoc generation logic:
  
  Check the program, mapping, or middleware that creates the IDoc.
  Ensure that the parent segment is correctly populated before the child segment.
  
  
  
  Correct the data or mapping:
  
  If the IDoc is generated via ALE/EDI, check the partner profiles and message type configuration.
  If using custom code or middleware, fix the logic to include the parent segment.
  
  
  
  Reprocess or regenerate the IDoc:
  
  After correcting the issue, regenerate the IDoc or correct the data and reprocess it.
  
  
  
  Consult segment documentation:
  
  Use transaction WE31 to view segment definitions.
  Check the parent-child relationships for the segments involved.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE02 / WE05 - Display IDocs
  WE19 - Test tool for IDocs (can be used to simulate and test IDocs)
  WE31 - Segment editor (view segment structure)
  WE20 - Partner profiles (check message type and segment configuration)
  
  
  
  Notes and Documentation:
  
  SAP Note related to IDoc segment hierarchy errors.
  Review the IDoc documentation for the specific message type (e.g., ORDERS05, MATMAS05).
  
  
  
  Common scenarios:
  
  Missing E1EDK01 segment (parent) for E1EDP01 (child) in ORDERS IDoc.
  Missing parent segment in hierarchical data structures like deliveries, invoices, or material master.
  
  
  
  
  Summary:
  The error WTY802 indicates a missing parent segment in the IDoc hierarchy. To resolve it, verify the IDoc structure, correct the generation or mapping logic to ensure the parent segment is included before the child segment, and then reprocess the IDoc.
  
  If you provide the specific IDoc type or segment names involved, I can help with more targeted advice.