How To Fix CNV20200383 - Mapping for &1 contains question marks in field 'new value'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 383

• Message text: Mapping for &1 contains question marks in field 'new value'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20200383 - Mapping for &1 contains question marks in field 'new value' ?

  The SAP error message CNV20200383 indicates that there is an issue with the mapping of data during a conversion or migration process. Specifically, it suggests that the mapping for a certain field (denoted by &1) contains question marks in the 'new value' field. This typically occurs when the system is unable to properly interpret or convert certain characters or values from the source data to the target format.
  Cause:
  
  Invalid Characters: The presence of special characters or unsupported characters in the source data that cannot be mapped correctly to the target system.
  Data Mapping Issues: The mapping configuration may not be set up correctly, leading to the inability to find a valid corresponding value.
  Encoding Problems: Differences in character encoding between the source and target systems can lead to misinterpretation of data.
  Incomplete Mapping: The mapping table may not have entries for all possible values, resulting in question marks being used as placeholders.
  
  Solution:
  
  Review Mapping Configuration: Check the mapping configuration for the specific field mentioned in the error message. Ensure that all necessary mappings are defined correctly.
  Update Mapping Table: If certain values are missing from the mapping table, add the appropriate mappings to ensure that all possible values from the source data have corresponding values in the target system.
  Check for Invalid Characters: Inspect the source data for any invalid or special characters that may not be supported in the target system. Clean or transform the data as necessary.
  Character Encoding: Ensure that both the source and target systems are using compatible character encodings. If there are discrepancies, consider converting the data to a common encoding format.
  Testing: After making changes, perform a test run of the migration or conversion process to verify that the issue has been resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to data migration and conversion for any specific guidance or patches that may address this issue.
  Documentation: Review the documentation for the specific migration tool or process you are using, as it may provide insights into common issues and their resolutions.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the CNV20200383 error and successfully complete your data migration or conversion process.