How To Fix RTCMMD320 - Assignments of material & with overlapping date records

RTCMMD320 - Overview

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 320

• Message text: Assignments of material & with overlapping date records

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.

RTCMMD320 - Details

• The SAP error message RTCMMD320, which states "Assignments of material & with overlapping date records," typically occurs in the context of material master data management, particularly when dealing with the assignment of materials to various organizational units or when managing their validity periods.
  
  Cause:
  This error arises when there are overlapping date ranges for the same material assignment. For example, if you have two records for the same material that are supposed to be valid during different time periods, but the date ranges overlap, SAP will throw this error to prevent data inconsistencies.
  
  Solution:
  To resolve this error, you need to ensure that there are no overlapping date ranges for the material assignments. Here are the steps you can take:
  
  
  Identify Overlapping Records:
  
  Use transaction codes like MM02 (Change Material) or MM03 (Display Material) to check the material assignments.
  Look for the validity dates of the existing records and identify any overlaps.
  
  
  
  Adjust Date Ranges:
  
  Modify the date ranges