How To Fix GG279 - The conversion is not explicitly defined

SAP Error Message - Details

• Message type: E = Error

• Message class: GG - Messages for FI-SL customizing

• Message number: 279

• Message text: The conversion is not explicitly defined

What causes this issue?

Field &V4& of table &V3& does not have a corresponding entry in table
&V1&. In addition, a rule is not defined in the conversion table view
to tell the system how to process this field.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Note the above statements.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GG279 - The conversion is not explicitly defined ?

  The SAP error message GG279, which states "The conversion is not explicitly defined," typically occurs in the context of data conversion or data type handling within SAP systems. This error can arise in various scenarios, such as during data uploads, data transformations, or when executing certain transactions that involve data conversion.
  Cause:
  
  Data Type Mismatch: The error often occurs when there is an attempt to convert data from one type to another (e.g., from a string to a date) without a clear or defined conversion rule.
  Missing Conversion Logic: The system may not have a defined conversion routine for the specific data types involved in the operation.
  Custom Code Issues: If there are custom programs or enhancements, they may not handle certain data types correctly, leading to this error.
  Configuration Issues: Incorrect configuration settings in the system can also lead to this error, especially in areas related to data handling and conversion.
  
  Solution:
  
  Check Data Types: Review the data types involved in the operation that triggered the error. Ensure that they are compatible and that any necessary conversion logic is defined.
  Define Conversion Routines: If you are working with custom data types or specific conversions, you may need to define explicit conversion routines in the ABAP Dictionary or through custom code.
  Review Custom Code: If the error is occurring in a custom program, review the code to ensure that all data conversions are handled properly. Look for any missing conversion logic.
  Consult Documentation: Check SAP documentation or notes related to the specific transaction or function module you are using. There may be known issues or additional configuration steps required.
  Debugging: If the issue persists, consider debugging the program or transaction to identify the exact point of failure and the data being processed at that time.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional guidance.
  
  Related Information:
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on data types, conversion routines, and error handling.
  Transaction Codes: Familiarize yourself with transaction codes related to data management, such as SE11 (Data Dictionary), SE37 (Function Modules), and SE80 (Object Navigator), which can help in troubleshooting.
  
  By following these steps, you should be able to identify the cause of the GG279 error and implement a suitable solution. If the problem persists, consider reaching out to SAP support for further assistance.