How To Fix WW633 - No deletion, due to existing collective materials

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 633

• Message text: No deletion, due to existing collective materials

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 WW633 - No deletion, due to existing collective materials ?

  The SAP error message WW633 ("No deletion, due to existing collective materials") typically occurs when you attempt to delete a material or a material master record that is part of a collective material group. This means that the material you are trying to delete is linked to other materials or is part of a collective structure, which prevents its deletion.
  Cause:
  
  Collective Materials: The material you are trying to delete is part of a collective material group, which means it is associated with other materials in a way that prevents individual deletion.
  Dependencies: There may be dependencies or relationships with other materials, such as BOMs (Bill of Materials), routing, or other master data that reference the material.
  Data Integrity: SAP enforces data integrity rules to ensure that deleting a material does not lead to inconsistencies in related data.
  
  Solution:
  To resolve the WW633 error, you can take the following steps:
  
  
  Check Collective Material Group:
  
  Identify if the material is part of a collective material group. You can do this by checking the material master data in the relevant views (e.g., Basic Data, Sales, Purchasing).
  If it is part of a collective group, you may need to remove it from that group before attempting deletion.
  
  
  
  Review Dependencies:
  
  Check for any dependencies that may exist for the material. This includes:
  
  BOMs (Bill of Materials)
  Routings
  Purchase Orders
  Sales Orders
  
  
  If there are dependencies, you will need to delete or modify those references before you can delete the material.
  
  
  
  Use Transaction Codes:
  
  Use transaction codes like MM02 (Change Material) to modify the material data or MM03 (Display Material) to review the material's details.
  You can also use CS03 to check BOMs or CA03 for routings.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files for more information on handling collective materials and dependencies.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for specific guidance related to your version of SAP.
  
  
  
  Related Information:
  
  Material Master Data: Understanding how material master data is structured in SAP can help you navigate issues related to deletion.
  Collective Materials: Familiarize yourself with the concept of collective materials and how they are used in your organization.
  Data Integrity: SAP's data integrity rules are designed to maintain consistency across the system, so understanding these rules can help in troubleshooting similar issues in the future.
  
  By following these steps, you should be able to identify the cause of the WW633 error and take appropriate action to resolve it.