How To Fix CRM_PRODUCT_CUSTMSG021 - Import of material groups into hierarchy &1 not possible (note &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_PRODUCT_CUSTMSG - CRM Product - Customer-Specific Messages

• Message number: 021

• Message text: Import of material groups into hierarchy &1 not possible (note &2)

What causes this issue?

In the Customizing activity <LS>Assign Category Hierarchies to
Applications</> (transaction COMM_PRAPPLCAT), you have specified that
the hierarchy &V1& should be used for the application Purchasing (02).
This means that the material groups would be created in this hierarchy
during a download.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Delete this setting in transaction COMM_PRAPPLCAT. If the hierarchy
R3MATCLASS already exists, assign the hierarchy R3MATCLASS to the
application Purchasing. The material groups will then be created in the
hierarchy R3MATCLASS.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_PRODUCT_CUSTMSG021 - Import of material groups into hierarchy &1 not possible (note &2) ?

  The SAP error message CRM_PRODUCT_CUSTMSG021 indicates that there is an issue with importing material groups into a hierarchy. This error typically arises when there are inconsistencies or issues with the data being imported, or when the hierarchy structure does not allow for the import of the specified material groups.
  Cause:
  
  Hierarchy Structure Issues: The hierarchy you are trying to import the material groups into may not be correctly defined or may not allow for the addition of new material groups.
  Data Inconsistencies: The data being imported may have inconsistencies, such as missing required fields, incorrect data formats, or references to non-existent material groups.
  Authorization Issues: The user performing the import may not have the necessary authorizations to modify the hierarchy.
  Configuration Issues: There may be configuration settings in the SAP system that prevent the import of material groups into the specified hierarchy.
  
  Solution:
  
  Check Hierarchy Structure: Verify that the hierarchy structure is correctly defined and that it allows for the addition of new material groups. Ensure that the parent-child relationships are valid.
  Validate Data: Review the data being imported for any inconsistencies. Ensure that all required fields are populated and that the data adheres to the expected formats.
  Review Authorizations: Ensure that the user performing the import has the necessary authorizations to make changes to the hierarchy.
  Consult SAP Notes: The error message references a note (&2). Check the SAP Notes database for any relevant notes that may provide additional context or solutions for this specific error.
  Test Import in Smaller Batches: If possible, try importing the material groups in smaller batches to identify if a specific group is causing the issue.
  Check Logs: Review the application logs for any additional error messages or warnings that may provide more context about the failure.
  
  Related Information:
  
  SAP Notes: Always check for relevant SAP Notes that may address this specific error or provide guidance on best practices for importing material groups.
  Documentation: Refer to the SAP documentation for the specific module you are working with (e.g., SAP CRM, SAP MM) for detailed information on hierarchy management and data import processes.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to successfully import the material groups into the hierarchy.