How To Fix DU064 - Maximum field length with type P is 16 bytes

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 064

• Message text: Maximum field length with type P is 16 bytes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DU064 - Maximum field length with type P is 16 bytes ?

  The SAP error message DU064, which states "Maximum field length with type P is 16 bytes," typically occurs when there is an attempt to define a packed number (type P) that exceeds the maximum allowable length in SAP. In SAP, packed numbers are used to store numeric values in a compact format, and the maximum length for a packed number is 16 bytes, which corresponds to a maximum of 31 digits.
  Cause:
  The error can occur due to several reasons:
  
  Data Type Definition: A field in a data structure or database table is defined with a packed number type (P) that exceeds the maximum length of 16 bytes.
  Field Length Exceeding Limits: When trying to create or modify a data structure, the specified length for a packed field exceeds the allowed limit.
  Incorrect Data Mapping: When mapping data from one structure to another, if the target structure has a packed field defined with a length greater than 16 bytes.
  
  Solution:
  To resolve the DU064 error, you can take the following steps:
  
  
  Check Data Definitions: Review the data definitions in your ABAP program, data dictionary (SE11), or structure definitions (SE80). Ensure that any packed fields (type P) do not exceed the maximum length of 16 bytes.
  
  
  Modify Field Length: If you find a packed field defined with a length greater than 16 bytes, modify it to comply with the maximum length. For example, if you have defined a packed field as P34, change it to P16 or a smaller size.
  
  
  Review Data Mappings: If the error occurs during data transfer or mapping, ensure that the source and target fields are compatible in terms of data type and length.
  
  
  Testing: After making the necessary changes, test the program or transaction again to ensure that the error is resolved.
  
  
  Related Information:
  
  Packed Number (Type P): In SAP, packed numbers are used to store numeric values efficiently. The format allows for a maximum of 31 digits, with 16 bytes being the maximum storage size.
  Data Dictionary (SE11): Use transaction SE11 to check and modify the definitions of database tables and structures.
  ABAP Development: If you are working with ABAP code, ensure that your variable declarations and data types are correctly defined according to SAP standards.
  
  By following these steps, you should be able to resolve the DU064 error and ensure that your data definitions comply with SAP's constraints on packed number fields.