Message type: E = Error
Message class:  CNV_NCE_BAS - Number conversion engine: messages 
Message number: 153
Message text: NR interval &1: no shifting order maintained
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_NCE_BAS153 with the description "NR interval &1: no shifting order maintained" typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the number range (NR) intervals that are expected to be maintained but are not properly configured.
Cause: Missing Number Range Intervals: The error suggests that the system is expecting a number range interval to be defined for a specific object, but it is not found. Incorrect Configuration: The number range object may not have been properly configured in the system, or the intervals may not have been set up correctly. Data Migration Issues: During data migration, if the number ranges are not correctly defined or if there are inconsistencies in the data being migrated, this error can occur.
Solution: Check Number Range Configuration: Go to transaction SNRO (Number Range Objects) and
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
CNV_NCE_BAS152 NR interval &1: source and target NR interval limits must be equivalent
What causes this issue?  You have chosen the rule 'No change' or 'One-to-one' for the corresponding number range interval, but the...
CNV_NCE_BAS151 NR interval &1: source and target NR intervals are not identical
What causes this issue?  You have chosen the rule 'No conversion' or 'One-to-one' for the corresponding number range interval, but...
CNV_NCE_BAS154 NR interval &1: order &2 is not valid
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
CNV_NCE_BAS155 NR interval &1: non-shifting conv. rule exists for the target interval
What causes this issue?  You have maintained the rule 'Shifting mode' for the corresponding number range interval, but at least one other nu...
Click on this link to search all SAP messages.