How To Fix DU012 - Field type I cannot be converted -> Use field type P (length 6)

SAP Error Message - Details

• Message type: E = Error

• Message class: DU - Data transfer to SAP-EIS

• Message number: 012

• Message text: Field type I cannot be converted -> Use field type P (length 6)

What causes this issue?

You tried to convert a sender field with type 'I' from EBCDIC to ASCII.

System Response

Conversion could not be performed.

How to fix this error?

Use type 'P' with length 6. In the R/2 system, fields with type 'I' are
processed internally as fields with type 'P' and a fixed length of 6.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DU012 - Field type I cannot be converted -> Use field type P (length 6) ?

  The SAP error message DU012 indicates that there is an issue with data type conversion in your SAP system. Specifically, it suggests that a field of type "I" (integer) cannot be converted to a field of type "P" (packed decimal) due to a mismatch in the expected data types. This error typically arises in the context of data processing, such as during data uploads, report generation, or when executing certain transactions.
  Cause:
  
  Data Type Mismatch: The primary cause of this error is that the program or function module is trying to convert an integer field to a packed decimal field, which is not allowed without explicit conversion.
  Incorrect Field Definitions: The field definitions in the database or in the ABAP program may not match the expected types, leading to conversion issues.
  Data Length Issues: The length of the integer field may exceed the maximum length allowed for the packed decimal field.
  
  Solution:
  
  
  Check Field Definitions: Review the data dictionary (SE11) to ensure that the field types are correctly defined. If you are working with custom tables or structures, ensure that the field types align with the expected data types.
  
  
  Modify the ABAP Code: If you are developing or maintaining ABAP code, ensure that you are using the correct data types. If you need to convert an integer to a packed decimal, you can do so explicitly using the CONVERT statement or by defining the variable as a packed decimal from the start.
  DATA: lv_integer TYPE i,
        lv_packed  TYPE p LENGTH 6.
  
  lv_integer = 123456.
  lv_packed = lv_integer.  " Ensure proper conversion
  
  
  Adjust Data Length: If the integer value exceeds the length of the packed decimal field, consider increasing the length of the packed decimal field or ensuring that the integer value fits within the limits.
  
  
  Check Data Input: If the error occurs during data input (e.g., file uploads), ensure that the data being uploaded conforms to the expected formats and types.
  
  
  Related Information:
  
  Data Types in ABAP: Understanding the differences between data types in ABAP is crucial. Integer (I) is a whole number, while packed decimal (P) is used for fixed-point arithmetic and can represent decimal values.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, specific versions of SAP may have bugs that are documented in SAP Notes.
  Debugging: If you are unable to resolve the issue, consider using the ABAP debugger to trace the execution of the program and identify where the conversion is failing.
  
  By addressing the data type mismatch and ensuring that the field definitions are correct, you should be able to resolve the DU012 error in your SAP system.