How To Fix 5C512 - Invalid data type combination.

SAP Error Message - Details

• Message type: E = Error

• Message class: 5C - HR: Messages for Switzerland

• Message number: 512

• Message text: Invalid data type combination.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5C512 - Invalid data type combination. ?

  The SAP error message 5C512 - Invalid data type combination typically occurs when there is a mismatch in the data types being used in a particular operation, such as during data processing, report generation, or when executing a transaction. This error can arise in various contexts, including ABAP programming, data uploads, or when working with specific SAP modules.
  Causes:
  
  Data Type Mismatch: The most common cause is that the data types of the fields being processed do not match the expected types. For example, trying to assign a character string to a numeric field.
  Incorrect Field Mapping: When mapping fields in data transfer processes (like LSMW or BAPIs), if the source and target fields have incompatible data types, this error can occur.
  Function Module Issues: If a function module is called with parameters that do not match the expected data types, it can lead to this error.
  Database Field Types: If there are inconsistencies between the database field types and the data being processed, this can trigger the error.
  
  Solutions:
  
  Check Data Types: Review the data types of the fields involved in the operation. Ensure that they are compatible and that you are not trying to assign or process incompatible types.
  Field Mapping Review: If you are using a data transfer method, double-check the field mappings to ensure that the source and target fields are correctly aligned in terms of data types.
  Debugging: If you are working with custom ABAP code, use the debugger to trace the execution and identify where the data type mismatch occurs.
  Function Module Parameters: When calling function modules, ensure that the parameters being passed match the expected data types defined in the function module interface.
  Data Validation: Implement data validation checks before processing to ensure that the data being handled conforms to the expected types.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. Sometimes, SAP provides fixes or workarounds for known issues.
  Documentation: Review the documentation for the specific transaction or function module you are using to understand the expected data types and any constraints.
  Community Forums: SAP Community and other forums can be helpful to see if other users have encountered the same issue and what solutions they found effective.
  
  If the problem persists after checking these areas, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.