How To Fix DMU323 - Differentiation &1 of the PVS variants is not allowed on PVS node &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMU - Digital Mock Up (DMU)

• Message number: 323

• Message text: Differentiation &1 of the PVS variants is not allowed on PVS node &2

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 DMU323 - Differentiation &1 of the PVS variants is not allowed on PVS node &2 ?

  The SAP error message DMU323, which states "Differentiation &1 of the PVS variants is not allowed on PVS node &2," typically occurs in the context of Product Variant Configuration (PVC) and the use of the Product Variant Structure (PVS) in SAP. This error indicates that there is an issue with the differentiation of variants at a specific node in the PVS.
  Cause:
  
  Invalid Differentiation: The error usually arises when there is an attempt to differentiate between variants that are not allowed at the specified PVS node. This can happen if the configuration settings do not permit certain combinations of characteristics or values.
  Incorrect Configuration: The configuration of the PVS may not be set up correctly, leading to conflicts in how variants are defined and differentiated.
  Hierarchy Issues: There may be issues with the hierarchy of the PVS nodes, where certain nodes are not designed to differentiate between specific variants.
  
  Solution:
  
  Review PVS Configuration: Check the configuration of the PVS and ensure that the differentiation settings for the variants at the specified node are correct. Make sure that the characteristics and their values are properly defined.
  Adjust Variant Characteristics: If certain characteristics are not allowed to differentiate at that node, consider adjusting the characteristics or their values to comply with the allowed differentiation rules.
  Check Hierarchical Structure: Ensure that the hierarchical structure of the PVS is correctly set up. If necessary, modify the structure to allow for the required differentiation.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on configuring PVS and understanding the rules for differentiation.
  Testing: After making changes, test the configuration to ensure that the error does not reoccur and that the variants can be differentiated as intended.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on PVS configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider reviewing training materials or documentation related to Product Variant Configuration and PVS to gain a deeper understanding of the concepts and best practices.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP expert or support team for further assistance.