How To Fix /IWFND/CM_DESIGNTIME153 - Creating new flat model '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_DESIGNTIME -

• Message number: 153

• Message text: Creating new flat model '&1'

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 /IWFND/CM_DESIGNTIME153 - Creating new flat model '&1' ?

  The SAP error message /IWFND/CM_DESIGNTIME153 typically occurs in the context of SAP Gateway and OData services when there is an issue related to the creation of a new flat model. This error can arise due to various reasons, including configuration issues, missing metadata, or problems with the underlying data model.
  Cause
  
  Missing Metadata: The error may occur if the metadata for the OData service is not properly defined or is missing.
  Incorrect Model Definition: If the flat model is not correctly defined in the service or if there are inconsistencies in the model definition.
  Authorization Issues: Lack of proper authorizations to create or modify the model.
  Technical Issues: Problems with the underlying database or system configuration that prevent the model from being created.
  
  Solution
  
  Check Metadata: Ensure that the metadata for the OData service is correctly defined and accessible. You can do this by checking the service in the SAP Gateway Client (transaction /IWFND/GW_CLIENT).
  Review Model Definition: Verify the flat model definition in the service. Ensure that all required fields and associations are correctly defined.
  Authorization Check: Make sure that the user has the necessary authorizations to create or modify the flat model. Check the roles and authorizations assigned to the user.
  Rebuild the Service: If the issue persists, try to regenerate the service. You can do this by using transaction /IWFND/MAINT_SERVICE to delete and then re-add the service.
  Check Logs: Look into the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the issue.
  Consult Documentation: Refer to SAP documentation or community forums for any specific notes or updates related to this error message.
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /IWFND/MAINT_SERVICE, /IWFND/GW_CLIENT, and SLG1 for troubleshooting.
  
  If the problem continues after trying the above solutions, consider reaching out to SAP support for further assistance.