How To Fix CNV_NCE_BAS445 - Pattern &2 is not a valid value

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 445

• Message text: Pattern &2 is not a valid value

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS445 - Pattern &2 is not a valid value ?

  The SAP error message CNV_NCE_BAS445 with the description "Pattern &2 is not a valid value" typically occurs in the context of data conversion or migration processes, particularly when using SAP's data migration tools or during the execution of certain programs related to data conversion.
  Cause:
  This error usually indicates that the system encountered a value or pattern that does not conform to the expected format or criteria defined in the system. The specific reasons for this error can include:
  
  Invalid Data Format: The data being processed does not match the expected format or pattern defined in the system.
  Configuration Issues: There may be configuration settings that define valid patterns, and the data being processed does not meet these criteria.
  Data Quality Issues: The source data may contain invalid or unexpected values that do not align with the target system's requirements.
  
  Solution:
  To resolve the CNV_NCE_BAS445 error, you can take the following steps:
  
  
  Check the Data: Review the data that is causing the error. Look for any values that do not conform to the expected format or pattern. This may involve checking for typos, incorrect data types, or unexpected characters.
  
  
  Review Configuration Settings: If applicable, check the configuration settings in the SAP system that define valid patterns for the data being processed. Ensure that the patterns are correctly defined and that the incoming data aligns with these definitions.
  
  
  Data Cleansing: If the source data is found to be problematic, consider performing data cleansing operations to correct any invalid values before attempting the migration or conversion again.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific data migration tool or process you are using. There may be specific guidelines or known issues that can provide further insight.
  
  
  Debugging: If you have access to debugging tools, you may want to trace the execution of the program to identify where the error is being triggered and gather more context about the invalid pattern.
  
  
  Seek Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP support or consulting with an SAP expert who can provide assistance based on the specific context of your implementation.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Migration Tools: Familiarize yourself with the specific data migration tools you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific requirements or configurations that need to be adhered to.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the CNV_NCE_BAS445 error and implement a suitable solution.