How To Fix CNV_NCE_BAS411 - No pattern specified

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 411

• Message text: No pattern specified

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 CNV_NCE_BAS411 - No pattern specified ?

  The SAP error message CNV_NCE_BAS411: No pattern specified typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that a required pattern or mapping for the data transformation has not been defined.
  Cause:
  
  Missing Configuration: The error often arises when the migration or conversion process expects a specific pattern or mapping configuration that has not been set up.
  Incomplete Data Mapping: If the data mapping for the fields being processed is incomplete or not properly defined, the system cannot proceed with the conversion.
  Incorrect Settings: There may be incorrect settings in the migration project that lead to the absence of a specified pattern.
  
  Solution:
  
  Check Migration Settings: Review the migration project settings to ensure that all required patterns and mappings are defined. This includes checking the source and target field mappings.
  Define Patterns: If you are using a custom migration object, ensure that you have defined the necessary patterns in the configuration. This may involve specifying how data should be transformed or mapped from the source to the target.
  Review Documentation: Consult the SAP documentation for the specific migration tool you are using to understand the required configurations and patterns.
  Test with Sample Data: If possible, test the migration with a small set of sample data to identify where the mapping might be failing.
  Consult SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance on resolving it.
  
  Related Information:
  
  SAP Migration Cockpit: This tool is commonly used for data migration to SAP S/4HANA. Familiarize yourself with its functionalities and configuration options.
  Data Mapping: Understanding how to map fields from the source system to the target system is crucial. This often involves using tools like the Data Migration Workbench.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered and resolved similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.