How To Fix FDT_DEPLOYMENT121 - Incompatible element &1: Different compound object

FDT_DEPLOYMENT121 - Overview

• Message type: E = Error

• Message class: FDT_DEPLOYMENT - Messages for deployment

• Message number: 121

• Message text: Incompatible element &1: Different compound 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_DEPLOYMENT121 - Incompatible element &1: Different compound object ?

  The SAP error message FDT_DEPLOYMENT121 indicates that there is an issue with the deployment of a field or element in the context of SAP Fiori or SAP UI5 applications. Specifically, the error message states that there is an "Incompatible element" due to a "Different compound object." This typically occurs when there is a mismatch between the expected structure of a data model and the actual structure being deployed.
  
  Cause:
  
  Mismatch in Data Model: The error often arises when the data model defined in the application does not match the data model in the backend system. This can happen if there have been changes to the data model in the backend that have not been reflected in the frontend application.
  Versioning Issues: If different versions of the same object are being used, it can lead to incompatibility.
  Deployment Issues: Sometimes, the deployment process may not have completed successfully, leading to inconsistencies in the deployed objects.
  Configuration