How To Fix CNV_10020190 - Converter path &1, conversion rule &2: &3; length of SDetObj is only &4

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 190

• Message text: Converter path &1, conversion rule &2: &3; length of SDetObj is only &4

What causes this issue?

Conversion rule &V3& has been stored in line &V2& for converter path
&V1&. The length of the source determination object is &V4&. In
accordance with the conversion rule, this means that an area that lies
at least partly outside the range is meant to be accessed. This is not
possible.

How to fix this error?

Define the conversion rule so that the following condition is
fulfilled:
Offset + length <= length of the source determination object

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020190 - Converter path &1, conversion rule &2: &3; length of SDetObj is only &4 ?

  The SAP error message CNV_10020190 typically occurs during data conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the length of a specific object (SDetObj) in the conversion process.
  Cause:
  The error message can be broken down as follows:
  
  Converter path &1: This refers to the specific path in the conversion process where the error occurred.
  Conversion rule &2: This indicates the specific conversion rule that is being applied.
  &3: This part usually provides additional context or details about the error.
  Length of SDetObj is only &4: This indicates that the length of the object being processed is shorter than expected, which can lead to issues in the conversion process.
  
  The root cause of this error is often related to:
  
  Data Structure Mismatch: The data being processed does not conform to the expected structure or length defined in the conversion rules.
  Incorrect Mapping: The mapping of fields from the source system to the target system may not be correctly defined, leading to discrepancies in data length.
  Data Quality Issues: The source data may contain unexpected or malformed entries that do not meet the length requirements.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Conversion Rules: Review the conversion rules defined for the specific path and ensure that they are correctly set up to handle the data being processed.
  
  
  Validate Source Data: Inspect the source data for the specific object (SDetObj) mentioned in the error message. Ensure that the data conforms to the expected length and format.
  
  
  Adjust Data Length: If the source data is indeed shorter than expected, you may need to adjust the data or the conversion rules to accommodate the actual length of the data.
  
  
  Debugging: If necessary, enable debugging or logging for the conversion process to get more detailed information about where the error is occurring and what specific data is causing the issue.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific conversion process you are using. There may be known issues or additional guidance available.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data conversion.
  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 cause of the error and implement a suitable solution.