How To Fix CTE_FND_POSTING021 - JSON document key does not match document &1 &2 (system &3).

CTE_FND_POSTING021 - Overview

• Message type: E = Error

• Message class: CTE_FND_POSTING - ERP - Concur Integration: FIN Postings

• Message number: 021

• Message text: JSON document key does not match document &1 &2 (system &3).

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 CTE_FND_POSTING021 - JSON document key does not match document &1 &2 (system &3). ?

  The SAP error message CTE_FND_POSTING021 indicates that there is a mismatch between the JSON document key and the expected document key in the system. This error typically occurs in the context of financial postings or document processing, particularly when integrating with external systems or when using APIs.
  
  Cause:
  
  
  Document Key Mismatch: The JSON document key being sent does not match the expected document key in the SAP system. This could be due to:
  
  Incorrectly formatted JSON data.
  The document may have been modified or deleted in the SAP system after the JSON was generated.
  The document key may have been incorrectly specified in the API call or integration process.
  
  
  
  Data Synchronization Issues: If there are multiple systems involved, there may be a delay or failure in synchronizing document keys between systems.
  
  
  
  Configuration Issues: There may be configuration issues in the SAP system that affect how document keys are generated or recognized.
  
  
  
  Solution:
  
  
  Verify JSON Structure: Check the structure of