How To Fix SOS_MAPPING813 - Field & is not a key field of ABAP Dictionary object &

SOS_MAPPING813 - Overview

• Message type: E = Error

• Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

• Message number: 813

• Message text: Field & is not a key field of ABAP Dictionary object &

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SOS_MAPPING813 - Field & is not a key field of ABAP Dictionary object & ?

  The SAP error message SOS_MAPPING813 indicates that a field specified in a mapping or transformation is not recognized as a key field in the ABAP Dictionary object. This typically occurs in scenarios involving data mapping, such as when using SAP Data Services, SAP PI/PO, or other data integration tools.
  
  Cause:
  
  Field Definition: The field in question is not defined as a key field in the ABAP Dictionary (Data Element or Table) for the specified object. Key fields are essential for uniquely identifying records in a database table.
  Incorrect Mapping: The mapping configuration may incorrectly reference a field that is not part of the key fields of the target or source object.
  Changes in Data Model: If the underlying data model has changed (e.g., fields added or removed), the mapping may no longer be valid.
  Typographical Errors: There may be a typo in the field name or the object name in the mapping configuration.
  
  
  Solution:
  
  Check Field Definition: