How To Fix FQ126 - Inconsistent customer data: missing header data

SAP Error Message - Details

• Message type: E = Error

• Message class: FQ - Payment Requests and Payment Program

• Message number: 126

• Message text: Inconsistent customer data: missing header data

What causes this issue?

Inconsistent customer data was transferred in the interface. While the
the header data was missing, the data was transferred on line level.

System Response

Further processing not possible.

How to fix this error?

Transfer the customer header data as well as the data at line level.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FQ126 - Inconsistent customer data: missing header data ?

  The SAP error message FQ126, which states "Inconsistent customer data: missing header data," typically occurs in the context of financial transactions or customer master data processing. This error indicates that there is a discrepancy or missing information in the customer data that is required for processing.
  Cause:
  
  Missing Header Data: The error usually arises when essential header information for a customer is not filled out or is incomplete. This could include missing fields such as customer name, address, or other critical identifiers.
  Data Inconsistency: There may be inconsistencies between the customer master data and the transaction data. For example, if the customer has been flagged for deletion or if there are discrepancies in the customer account settings.
  Configuration Issues: Sometimes, the issue can stem from incorrect configuration settings in the SAP system that affect how customer data is processed.
  
  Solution:
  
  
  Check Customer Master Data: 
  
  Go to the customer master data (transaction code XD03 for display) and verify that all required fields are filled out correctly. Ensure that the customer has a valid status and is not flagged for deletion.
  Ensure that the customer data is consistent across all relevant views (e.g., general data, company code data, sales area data).
  
  
  
  Review Transaction Data: 
  
  If the error occurs during a specific transaction (like invoicing or billing), check the transaction data for any missing or incorrect references to the customer.
  Ensure that the transaction is linked to the correct customer account.
  
  
  
  Check Configuration Settings: 
  
  Review the configuration settings related to customer data in the SAP system. This may involve checking the settings in the Financial Accounting (FI) module or Sales and Distribution (SD) module, depending on where the error occurs.
  
  
  
  Data Consistency Check: 
  
  Run data consistency checks or reports to identify any discrepancies in customer data. This can help pinpoint the exact issue causing the error.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or support notes related to error FQ126 for any specific guidance or patches that may address the issue.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They may provide insights based on the specific configuration and version of your SAP system.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as XD03 (Display Customer), FD03 (Display Customer - Financial), and VK03 (Display Customer - Sales).
  SAP Notes: Search for SAP Notes related to error FQ126 in the SAP Support Portal for any known issues or fixes.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to view and edit customer data, as lack of permissions can sometimes lead to incomplete data being displayed.
  
  By following these steps, you should be able to identify and resolve the cause of the FQ126 error in your SAP system.