How To Fix MH321 - Differently maintained areas of validity cannot be displayed in this case

SAP Error Message - Details

• Message type: E = Error

• Message class: MH - Maintain Material Master Data (Retail)

• Message number: 321

• Message text: Differently maintained areas of validity cannot be displayed in this case

What causes this issue?

On the <LS>Listing</> screen, differently maintained areas of validity
can be determined only for generic materials or for reference
distribution chains.

System Response

Generic material
The system displays all variants whose listing data has been maintained
differently from the generic material for the distribution chain
entered.
Reference distribution chain
The system displays all distribution chains whose listing data has been
maintained differently from the reference distribution chain.

How to fix this error?

You have the following options:
Set the distribution chain chosen to the reference distribution chain
(by leaving the <LS>Distribution chain</> field blank) and then choose
<LS>Differently maintained areas of validity</>.
Choose the area of validity <LS>Generic material</> and then choose
<LS>Differently maintained areas of validity</>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MH321 - Differently maintained areas of validity cannot be displayed in this case ?

  The SAP error message MH321, which states "Differently maintained areas of validity cannot be displayed in this case," typically occurs in the context of material master data or when dealing with certain configuration settings in SAP. This error indicates that there are inconsistencies in the areas of validity for the data being accessed or processed.
  Cause:
  
  Inconsistent Data: The error often arises when there are different areas of validity (e.g., plant, storage location, or other organizational units) defined for the same material or master data, and the system cannot reconcile these differences.
  Configuration Issues: There may be configuration settings in the material master or related modules that are not aligned, leading to discrepancies in how data is maintained.
  User Authorizations: Sometimes, the user may not have the necessary authorizations to view certain areas of validity, which can trigger this error.
  
  Solution:
  
  Check Material Master Data: Review the material master data for the specific material in question. Ensure that the areas of validity are consistently maintained across all relevant views (e.g., basic data, purchasing, sales, etc.).
  Review Configuration Settings: Check the configuration settings in the relevant modules (e.g., MM, SD) to ensure that they are set up correctly and consistently. This may involve looking at settings related to plant-specific data or other organizational units.
  User Authorizations: Verify that the user has the necessary authorizations to access the areas of validity. If not, work with your SAP security team to adjust the user roles and permissions.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for any specific guidance or patches that may address the issue.
  SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it appears to be a bug or requires deeper investigation.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MM03 (Display Material), MM02 (Change Material), or SE11 (Data Dictionary) to investigate the material master data and its configuration.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error message.
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that there are no further inconsistencies in the data.
  
  By following these steps, you should be able to identify the root cause of the MH321 error and implement a solution to resolve it.