How To Fix GG744 - Data type & is not allowed

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 744

• Message text: Data type & is not allowed

What causes this issue?

You have entered data element &V2&. This data element is assigned a
domain that uses data type '&V1&'. In general only the data types
'CHAR' and 'NUMC' are allowed here. Line item tables are the
exception. You can also use date fields (type 'DATS') here.

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

System Response

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GG744 - Data type & is not allowed ?

  The SAP error message GG744, which states "Data type & is not allowed," typically occurs when there is an issue with the data type being used in a particular context, such as in a field or a parameter that does not support the specified data type. This error can arise in various scenarios, including data processing, report generation, or during the execution of certain transactions.
  Causes:
  
  Incompatible Data Type: The data type being used is not compatible with the expected data type for the field or parameter.
  Custom Development: If there are custom programs or enhancements, the data type might not have been defined correctly.
  Configuration Issues: Incorrect configuration settings in the system can lead to this error.
  Data Dictionary Issues: The data element or domain associated with the field may not support the specified data type.
  
  Solutions:
  
  Check Data Types: Review the data types defined in the data dictionary (SE11) for the relevant fields or parameters. Ensure that the data type being used is compatible.
  Review Custom Code: If the error occurs in a custom program, check the code for any incorrect data type assignments or declarations.
  Adjust Configuration: If the error is related to configuration settings, review the relevant configuration in the SAP system to ensure that it aligns with the expected data types.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or process where the error occurs for any known issues or updates.
  Debugging: If you have access to debugging tools, you can trace the execution of the program to identify where the incompatible data type is being introduced.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may need to look into specific transaction codes (e.g., SE11 for data dictionary, SE80 for development objects).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional context.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an SAP expert for further assistance.