How To Fix SFDT_CODE_COMPOSER021 - Exception while trying to generate the DDIC table type

SFDT_CODE_COMPOSER021 - Overview

• Message type: E = Error

• Message class: SFDT_CODE_COMPOSER - Messages for Code Composer

• Message number: 021

• Message text: Exception while trying to generate the DDIC table type

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SFDT_CODE_COMPOSER021 - Exception while trying to generate the DDIC table type ?

  The SAP error message SFDT_CODE_COMPOSER021 typically indicates an issue encountered while trying to generate a Data Dictionary (DDIC) table type in the context of SAP's code composer or data modeler tools. This error can arise due to various reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Inconsistent Data Model: There may be inconsistencies in the data model that prevent the generation of the DDIC table type.
  Missing Dependencies: Required dependencies or objects (like domains, data elements, or other table types) may be missing or not properly defined.
  Syntax Errors: There could be syntax errors in the definitions of the table type or related objects.
  Authorization Issues: The user may not have the necessary authorizations to create or modify DDIC objects.
  Transport Issues: If the object is being transported from one system to another, there may be issues with the transport request.
  
  Solutions:
  
  Check Data Model: Review the data model for any inconsistencies or