How To Fix DT459 - Field &: Type Decfloat (&) requires following scale column of type INT2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 459

• Message text: Field &: Type Decfloat (&) requires following scale column of type INT2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DT459 - Field &: Type Decfloat (&) requires following scale column of type INT2 ?

  The SAP error message DT459 indicates that there is an issue with the data type definition for a field that is expected to be of type Decfloat, which is a decimal floating-point type. The error specifically states that the scale column associated with this type must be of type INT2. 
  Cause:
  The error typically arises in the following scenarios:
  
  Incorrect Data Type Definition: The field defined as Decfloat does not have the correct scale column type. The scale column should be defined as INT2, but it may have been defined as a different type (e.g., INT4, CHAR, etc.).
  Database Table or Structure Definition: If you are working with a database table or structure that has been incorrectly defined, it can lead to this error when trying to access or manipulate the data.
  Data Dictionary Issues: There may be inconsistencies in the data dictionary where the field definitions do not match the expected types.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Field Definition:
  
  Go to the Data Dictionary (transaction SE11) and check the definition of the field that is causing the error.
  Ensure that the field defined as Decfloat has an associated scale column of type INT2.
  
  
  
  Modify the Data Element:
  
  If the scale column is not of type INT2, you will need to modify the data element or structure definition to correct the type.
  Make sure to adjust any related structures or tables that reference this field.
  
  
  
  Activate Changes:
  
  After making the necessary changes, activate the data element or structure to ensure that the changes take effect.
  
  
  
  Test the Changes:
  
  After activation, test the functionality that was causing the error to ensure that the issue has been resolved.
  
  
  
  Check for Dependencies:
  
  If the field is used in multiple places (e.g., in programs, function modules, etc.), ensure that all dependencies are updated accordingly.
  
  
  
  Related Information:
  
  Data Types in ABAP: Understanding the different data types in ABAP, especially Decfloat, is crucial. Decfloat is used for high-precision decimal calculations.
  Data Dictionary (SE11): Familiarize yourself with the Data Dictionary in SAP, as it is the central repository for data definitions.
  ABAP Development: If you are not familiar with ABAP development, consider consulting with a developer or SAP consultant who can assist with data type definitions and modifications.
  
  By following these steps, you should be able to resolve the DT459 error and ensure that your field definitions are correct.