How To Fix APO_BAPI096 - Data has not been entered in all required fields for the key assignment

APO_BAPI096 - Overview

• Message type: E = Error

• Message class: APO_BAPI - Message Class for APO BAPIs

• Message number: 096

• Message text: Data has not been entered in all required fields for the key assignment

What causes this issue?

It was not possible to assign an external key to internal keys. This
may have the following causes:
An external order number should be assigned to an internal order GUID:
No values were entered for the external order number
No values were entered for the internal order GUID
An external item and row number should be assigned to an internal
schedule line GUID
No values were entered for the external item number
No values were entered for the external schedule line number
No values were entered for the internal item GUID

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

System Response

How to fix this error?

Check whether one of the error causes mentioned above exists, and
eliminate the problem.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APO_BAPI096 - Data has not been entered in all required fields for the key assignment ?

  The SAP error message APO_BAPI096 indicates that there are required fields that have not been filled in when trying to execute a BAPI (Business Application Programming Interface) related to Advanced Planning and Optimization (APO). This error typically occurs when you are trying to create or update data in APO, and some mandatory fields are missing.
  
  Cause:
  The error is caused by one or more of the following reasons:
  
  Missing Required Fields: Certain fields that are mandatory for the operation you are trying to perform have not been populated.
  Incorrect Data Structure: The data structure being passed to the BAPI may not conform to the expected format, leading to missing fields.
  
  Configuration Issues: There may be configuration settings in the APO system that require additional fields to be filled in.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Required Fields: Review the documentation for the specific BAPI you are using to identify all required fields.