How To Fix CNV_DMC_SIN453 - &1: Amount &2 in field &3 is too large to be migrated; edit source value

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 453

• Message text: &1: Amount &2 in field &3 is too large to be migrated; edit source value

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN453 - &1: Amount &2 in field &3 is too large to be migrated; edit source value ?

  The SAP error message CNV_DMC_SIN453 indicates that during a data migration process, a specific amount in a field exceeds the allowable limit for that field in the target system. This typically occurs when migrating financial data or other numeric values that have strict limits on their size or format.
  Cause:
  
  Data Type Limitations: The target field in the database may have a defined maximum size or precision that the source data exceeds. For example, if the target field is defined as a decimal with a maximum of 10 digits, and the source data has 12 digits, this error will occur.
  Inconsistent Data Formats: The source data may have been formatted in a way that is not compatible with the target system, leading to larger values being interpreted incorrectly.
  Incorrect Mapping: The mapping of fields between the source and target systems may not be set up correctly, causing larger values to be placed in fields that cannot accommodate them.
  
  Solution:
  
  Review Source Data: Check the source data for the specific field mentioned in the error message. Identify the values that are too large and determine if they can be adjusted or if they need to be split into smaller values.
  Adjust Target Field Definitions: If possible, consider adjusting the target field definitions to accommodate larger values. This may involve changing the data type or increasing the size/precision of the field.
  Data Transformation: Implement data transformation rules in the migration process to handle large values. This could involve rounding, truncating, or splitting values into multiple records.
  Edit Source Values: As suggested by the error message, you may need to edit the source values directly to ensure they fit within the limits of the target fields.
  Consult Documentation: Review the SAP documentation related to the specific migration tool you are using (e.g., SAP Data Migration Cockpit) for any guidelines on handling large amounts.
  
  Related Information:
  
  Migration Tools: This error is often encountered when using SAP's Data Migration Cockpit or other migration tools. Familiarize yourself with the specific tool's capabilities and limitations.
  Field Specifications: Check the field specifications in the target system to understand the limits and constraints for each field.
  Testing: Before performing a full migration, conduct a test migration with a subset of data to identify potential issues early in the process.
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional guidance on handling data migration issues.
  
  By addressing the root cause of the error and implementing the suggested solutions, you should be able to resolve the issue and successfully complete the data migration process.