How To Fix DT453 - Field & of cluster key has type DEC with digits after the decimal point

SAP Error Message - Details

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 453

• Message text: Field & of cluster key has type DEC with digits after the decimal point

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT453 - Field & of cluster key has type DEC with digits after the decimal point ?

  The SAP error message DT453 indicates that there is a data type mismatch in a field of a cluster key. Specifically, it suggests that the field in question is defined as a decimal (DEC) type but has been provided with a value that includes digits after the decimal point, which is not allowed for that field.
  Cause:
  
  Data Type Mismatch: The field is defined as a DEC type but is being populated with a value that has decimal places, which is not compatible with the expected format.
  Incorrect Data Entry: Users may be entering values with decimal points when the system expects whole numbers.
  Configuration Issues: The data model or structure may not be correctly configured to handle decimal values for that specific field.
  
  Solution:
  
  Check Field Definition: Review the data dictionary (SE11) for the field in question to confirm its data type and length. Ensure that it is defined correctly as DEC and that it matches the expected input.
  Data Validation: Implement validation checks in the application logic to ensure that only valid values (whole numbers) are entered for this field.
  Adjust Input Values: If the input values are being sourced from user input or external systems, ensure that they are formatted correctly before being processed.
  Modify Data Model: If the requirement has changed and the field needs to accept decimal values, consider modifying the data model to change the field type to accommodate decimal values.
  Testing: After making changes, thoroughly test the application to ensure that the error no longer occurs and that the system behaves as expected.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SE37 (Function Module), or SE80 (Object Navigator) to investigate and modify the relevant data structures.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for guidelines on data types and field definitions to ensure compliance with best practices.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.