Message type: E = Error
Message class:  CNV_10320 - Message Class for Package 10320 
Message number: 104
Message text: Overlap found & No differences found in Condition Master
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.
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.
The SAP error message CNV_10320104 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an overlap in the condition records being processed, and it also suggests that there are no differences found in the condition master data.
Cause: Overlap in Condition Records: This error usually arises when there are multiple condition records that overlap in terms of validity periods or other attributes. For example, if two condition records exist for the same material and customer with overlapping validity dates, the system cannot determine which record to use. No Differences Found: The message also indicates that the system found no differences between the overlapping records, which means that the records are essentially duplicates in terms of their key fields.
Solution: To resolve this error, you can take the following steps: Identify Overlapping Records: Use transaction codes like VK13 (Display Condition) or VK31
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_10320103 Conditions have different &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10320102 Differneces found in table &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10320105 Condition Numbers:
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_10320106 Condition Number &1
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.