How To Fix CNV_10020286 - Fixed value object &1: Length of fixed value (&3) > specified length (&4)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 286

• Message text: Fixed value object &1: Length of fixed value (&3) > specified length (&4)

What causes this issue?

During definition of fixed value object &V1&, fixed value &V2& was
assigned.
The system found that the length of the fixed value (&V3&) exceeds the
specified length (&V4&), which is not possible

How to fix this error?

The most likely reason for this is that you entered a wrong value for
the length when defining the fixed value. Check the definition of the
fixed value object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020286 - Fixed value object &1: Length of fixed value (&3) > specified length (&4) ?

  The SAP error message CNV_10020286 indicates that there is a problem with a fixed value object in a data conversion or migration process. Specifically, the error states that the length of the fixed value exceeds the specified length for that object. Here’s a breakdown of the components of the error message:
  
  Fixed value object &1: This refers to the specific object or field that is causing the issue.
  Length of fixed value (&3): This indicates the actual length of the fixed value that is being used.
  Specified length (&4): This is the maximum length that is allowed for that particular field or object.
  
  Cause
  The primary cause of this error is that the data being migrated or converted contains fixed values that are longer than the defined length for the target field in the SAP system. This can happen due to:
  
  Data Mismatch: The source data may have longer values than what the target field can accommodate.
  Incorrect Configuration: The configuration settings for the data migration might not align with the actual data lengths.
  Changes in Data Model: If there have been changes in the data model (e.g., field length changes) that are not reflected in the migration settings.
  
  Solution
  To resolve this error, you can take the following steps:
  
  
  Identify the Fixed Value Object: Check the error message for the specific object name (&1) to identify which field is causing the issue.
  
  
  Check the Lengths: Compare the length of the fixed value (&3) with the specified length (&4). This will help you understand how much the fixed value exceeds the allowed length.
  
  
  Adjust the Data: 
  
  If possible, modify the source data to ensure that the fixed values do not exceed the specified length.
  Alternatively, if the fixed value is essential and cannot be shortened, consider increasing the length of the target field in the SAP system if it is feasible and does not violate any data integrity rules.
  
  
  
  Review Migration Settings: Ensure that the migration settings are correctly configured to match the data model of the target system.
  
  
  Testing: After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  Related Information
  
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or patches related to this error.
  Data Migration Tools: If you are using specific tools for data migration (like SAP S/4HANA Migration Cockpit or LSMW), refer to their documentation for best practices and guidelines.
  Field Length Definitions: Review the data dictionary (SE11) in SAP to understand the field definitions and their lengths.
  
  By following these steps, you should be able to resolve the error CNV_10020286 and successfully complete your data migration or conversion process.