How To Fix WW655 - Material type & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 655

• Message text: Material type & does not exist

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 WW655 - Material type & does not exist ?

  The SAP error message WW655 indicates that the specified material type does not exist in the system. This error typically occurs when you are trying to create or modify a material master record, and the material type you are referencing is not recognized by the system.
  Cause:
  
  Incorrect Material Type: The material type you are trying to use may have been misspelled or incorrectly entered.
  Material Type Not Defined: The material type may not have been defined in the system. This can happen if the configuration for material types has not been completed.
  Authorization Issues: The user may not have the necessary authorizations to access or create materials of the specified type.
  Client-Specific Configuration: The material type may exist in another client but not in the current client you are working in.
  
  Solution:
  
  
  Check Material Type: Verify that the material type you are trying to use is correctly spelled and exists in the system. You can do this by navigating to the configuration settings for material types in SAP.
  
  Use transaction code OMSN to check the material types.
  
  
  
  Define Material Type: If the material type does not exist, you may need to create it. This can be done by:
  
  Using transaction code SPRO to access the configuration menu.
  Navigate to Logistics - General > Material Master > Basic Settings > Material Types and define the new material type as needed.
  
  
  
  Check Authorizations: Ensure that the user has the necessary authorizations to create or modify materials of the specified type. This may involve checking user roles and permissions.
  
  
  Client Configuration: If the material type exists in another client, you may need to transport the configuration or create the material type in the current client.
  
  
  Consult Documentation: Refer to SAP documentation or consult with your SAP Basis or functional team for further assistance if the issue persists.
  
  
  Related Information:
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MM01: Create Material
  MM02: Change Material
  MM03: Display Material
  SPRO: Access the SAP Reference IMG for configuration.
  
  
  
  Material Master Data: Understanding the structure and importance of material master data in SAP can help in troubleshooting related issues.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to material types and error WW655.
  
  
  By following these steps, you should be able to resolve the WW655 error and successfully work with material types in SAP.