How To Fix DMCLG391 - DDIC structure name has not been specified

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 391

• Message text: DDIC structure name has not been specified

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 DMCLG391 - DDIC structure name has not been specified ?

  The SAP error message DMCLG391 indicates that a Data Dictionary (DDIC) structure name has not been specified in a context where it is required. This error typically occurs in scenarios involving data modeling, data transfer, or when working with certain SAP tools that require a defined structure.
  Cause:
  
  Missing Structure Name: The most common cause is that the required DDIC structure name has not been provided in the relevant configuration or transaction.
  Incorrect Configuration: The configuration settings may be incomplete or incorrectly set up, leading to the absence of a specified structure.
  User Input Error: The user may have overlooked entering the necessary structure name in the relevant fields.
  
  Solution:
  
  
  Specify the DDIC Structure Name: 
  
  Go to the transaction or configuration where the error occurred.
  Look for the field that requires the DDIC structure name and enter the appropriate name.
  
  
  
  Check Configuration Settings: 
  
  Review the configuration settings related to the process you are working on. Ensure that all required fields, including the DDIC structure name, are filled out correctly.
  
  
  
  Consult Documentation: 
  
  Refer to the SAP documentation or help files related to the specific transaction or process to understand what structure names are expected and how to configure them properly.
  
  
  
  Use Transaction SE11: 
  
  If you are unsure about the structure name, you can use transaction SE11 (Data Dictionary) to search for existing structures that may be relevant to your task.
  
  
  
  Contact Support: 
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide guidance based on your specific system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), or others that may be pertinent to your task.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message DMCLG391.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.