How To Fix GU929 - Enter a source field for target field &

SAP Error Message - Details

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 929

• Message text: Enter a source field for target field &

What causes this issue?

You have not entered a source field for target field &v1&.

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?

Enter a source field.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU929 - Enter a source field for target field & ?

  The SAP error message GU929, which states "Enter a source field for target field &," typically occurs in the context of data transfer or mapping in SAP systems, particularly when working with data migration, data transfer processes, or during the configuration of certain modules.
  Cause:
  The error usually arises when:
  
  Missing Source Field: A target field has been defined, but the corresponding source field has not been specified. This can happen in various scenarios, such as during the configuration of data transfer structures or when setting up data mapping in tools like LSMW (Legacy System Migration Workbench) or other data migration tools.
  Incorrect Configuration: There may be an issue with the configuration settings where the source and target fields are not properly linked.
  Data Transfer Process: If you are trying to execute a data transfer process and the system cannot find a source field for the specified target field, this error will be triggered.
  
  Solution:
  To resolve the GU929 error, you can take the following steps:
  
  
  Check Field Mapping:
  
  Go to the configuration or mapping settings where the error occurred.
  Ensure that every target field has a corresponding source field defined. If a target field is present without a source field, you need to specify the appropriate source field.
  
  
  
  Review Data Transfer Settings:
  
  If you are using a tool like LSMW, check the project settings and ensure that the source structure is correctly defined and that all necessary fields are mapped.
  
  
  
  Validate Configuration:
  
  If you are working with a custom program or a specific module, review the configuration settings to ensure that all required fields are correctly set up.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources related to the specific module or tool you are using. This can provide insights into the expected configurations and common pitfalls.
  
  
  
  Testing:
  
  After making the necessary adjustments, test the data transfer or process again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like LSMW, SE11 (Data Dictionary), or others related to data migration.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message GU929.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.