How To Fix DDLS344 - CAST & of type & to type & is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 344

• Message text: CAST & of type & to type & is not possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS344 - CAST & of type & to type & is not possible ?

  The SAP error message DDLS344 indicates that there is an issue with type casting in your ABAP code or in a Data Dictionary object. This error typically occurs when you attempt to cast a data type to another incompatible data type, which is not allowed in ABAP.
  
  Cause:
  The error can occur due to several reasons:
  
  Incompatible Data Types: You are trying to cast a data type that is not compatible with the target type. For example, trying to cast a character type to a numeric type directly without proper conversion.
  Incorrect Data Dictionary Definitions: The data types defined in the Data Dictionary (DDIC) may not match the expected types in your ABAP program.
  Type Mismatch in Structures or Tables: If you are working with structures or internal tables, the fields may not match in terms of data types.
  
  
  Solution:
  To resolve the DDLS344 error, you can take the following steps:
  
  
  Check Data Types: Review the data types