How To Fix MC249 - Fields without data elements not allowed in MC objects

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 249

• Message text: Fields without data elements not allowed in MC objects

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 MC249 - Fields without data elements not allowed in MC objects ?

  The SAP error message MC249 ("Fields without data elements not allowed in MC objects") typically occurs in the context of creating or modifying Master Data (MC) objects in SAP, particularly when dealing with InfoObjects in the context of SAP BW (Business Warehouse) or similar data modeling scenarios.
  Cause:
  The error is triggered when you attempt to include fields in a Master Data object that do not have associated data elements. In SAP, data elements define the technical attributes of a field, such as its data type, length, and semantics. If a field is defined without a data element, it cannot be used in certain contexts, including Master Data objects.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Field Definitions: Review the fields you are trying to include in the Master Data object. Ensure that each field has an associated data element.
  
  
  Create Data Elements: If any fields are missing data elements, you will need to create them. This can be done in the Data Dictionary (transaction SE11):
  
  Go to SE11 and select "Data Element."
  Create a new data element and define its properties (data type, length, etc.).
  Save and activate the data element.
  
  
  
  Assign Data Elements to Fields: Once the data elements are created, go back to your Master Data object and assign the appropriate data elements to the fields.
  
  
  Recheck the Object: After making the necessary changes, recheck the Master Data object to ensure that all fields are now correctly defined with data elements.
  
  
  Transport Changes: If you are working in a development environment, ensure that you transport the changes to the appropriate environments (e.g., QA, Production) after testing.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and RSA1 (Data Warehousing Workbench) for managing InfoObjects and Master Data.
  SAP Documentation: Refer to SAP Help documentation for detailed guidelines on creating and managing Master Data objects and InfoObjects.
  Community Forums: Consider checking SAP Community forums or SAP Notes for similar issues and solutions shared by other users.
  
  By ensuring that all fields in your Master Data objects have corresponding data elements, you should be able to resolve the MC249 error and proceed with your data modeling tasks in SAP.