How To Fix CNV20201003 - Error in shift routine! &1,&2,&3,&4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 003

• Message text: Error in shift routine! &1,&2,&3,&4

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201003 - Error in shift routine! &1,&2,&3,&4 ?

  The SAP error message CNV20201003, which indicates "Error in shift routine! &1,&2,&3,&4," is typically associated with data conversion processes, particularly in the context of SAP's data migration tools. This error can occur during the execution of a shift routine, which is part of the data transformation process when migrating data from legacy systems to SAP.
  Causes:
  
  Data Format Issues: The data being processed may not conform to the expected format, leading to errors during the shift routine execution.
  Invalid Data Values: The values in the data set may be outside the acceptable range or may not be valid for the target fields.
  Configuration Errors: There may be issues with the configuration of the data migration tool or the specific shift routine being used.
  Missing Data: Required fields may be missing or not populated correctly in the source data.
  Custom Code Issues: If there are custom routines or enhancements, they may contain bugs or logic errors.
  
  Solutions:
  
  Check Data Formats: Review the data being processed to ensure it matches the expected formats for the target fields.
  Validate Data Values: Ensure that all data values are valid and within the acceptable range for the target fields.
  Review Configuration: Check the configuration settings for the data migration tool and the specific shift routine to ensure they are set up correctly.
  Examine Logs: Look at the detailed logs generated during the migration process to identify the specific data records causing the error.
  Test with Sample Data: If possible, test the shift routine with a smaller set of data to isolate the issue.
  Debug Custom Code: If there are custom routines involved, debug the code to identify any logical errors or exceptions being thrown.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Documentation: Review the documentation for the data migration tool being used, as it may provide insights into common issues and their resolutions.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed logs and context about the error.