How To Fix 29806 - Sub-item record must be preceded by an item record

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 806

• Message text: Sub-item record must be preceded by an item record

What causes this issue?

Record types in a sequential file must be in a specific sequence: a
sub-item record (record type 3) must be preceded by the item record
(record type 2) to which the sub-item records relate.
In this sequential file, the record types are not in the correct
sequence.

How to fix this error?

INCLUDE AD_NA_BATCH

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29806 - Sub-item record must be preceded by an item record ?

  The SAP error message 29806, "Sub-item record must be preceded by an item record," typically occurs in the context of document processing, particularly when dealing with item and sub-item records in a transaction. This error indicates that the system expects a sub-item record to follow an item record, but it has not found the required item record before the sub-item.
  Cause:
  
  Incorrect Document Structure: The document being processed may have an incorrect structure where a sub-item is defined without a corresponding item record.
  Data Entry Error: During data entry, a user may have inadvertently skipped entering the main item before entering sub-items.
  File Upload Issues: If data is being uploaded from an external file (like a CSV or Excel), the format may not be correct, leading to the system not recognizing the sequence of records.
  Custom Development: If there are custom programs or enhancements, they may not be handling the item and sub-item relationships correctly.
  
  Solution:
  
  Check Document Structure: Review the document to ensure that all sub-items are preceded by their corresponding item records. Each sub-item must be linked to an item.
  Correct Data Entry: If the error is due to manual entry, ensure that the user enters the item record first before any sub-items.
  Review Upload Files: If the error arises during a data upload, check the format of the file to ensure that item records are correctly placed before sub-item records.
  Debug Custom Code: If there is custom code involved, review it to ensure that it correctly handles the relationships between items and sub-items.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on the structure of item and sub-item records.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes depending on the context (e.g., sales orders, purchase orders, etc.).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on the correct procedures for entering item and sub-item records to prevent future occurrences of this error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.