How To Fix AQ306 - Specify a header

AQ306 - Overview

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 306

• Message text: Specify a header

What causes this issue?

You defined an additional field, but there is no field header. Field
headers are needed to create standard headers for queries.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Specify a one or two-line header for the additional field.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ306 - Specify a header ?

  The SAP error message AQ306 "Specify a header" typically occurs in the context of creating or processing documents that require a header section, such as sales orders, purchase orders, or other transactional documents. This error indicates that the system expects a header to be defined, but it is missing or not properly specified.
  
  Cause:
  
  Missing Header Information: The most common cause is that the header data required for the transaction is not filled in. This could be due to user oversight or a system issue where the header data is not being passed correctly.
  Incorrect Configuration: There may be configuration issues in the SAP system that prevent the header from being recognized or processed.
  User Authorization: Sometimes, the user may not have the necessary permissions to create or modify the header information.
  
  
  Solution:
  
  Check Header Fields: Ensure that all required header fields are filled in correctly. This includes fields like document type, date, customer/vendor information, etc.
  Review