How To Fix R3109 - Activation error of transfer structure & in source system &

SAP Error Message - Details

• Message type: E = Error

• Message class: R3 - Service API messages

• Message number: 109

• Message text: Activation error of transfer structure & in source system &

What causes this issue?

When activating transfer structure &V1& in the dictionary an error
occurred.
Source system &V2&.

System Response

The action was terminated and data changes were undone.

How to fix this error?

Determine the error using the generation log in source system &V2& and
remove the cause.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R3109 - Activation error of transfer structure & in source system & ?

  The SAP error message R3109, which indicates an "Activation error of transfer structure" in the source system, typically occurs during the data transfer process in SAP BW (Business Warehouse) or when working with DataSources. This error can arise due to various reasons, and understanding the cause is essential for resolving it.
  Causes of R3109 Error
  
  
  Inconsistent Data Structure: The transfer structure may not be consistent with the underlying data source. This can happen if there have been changes in the source system that have not been reflected in the BW system.
  
  
  Missing or Incorrect Field Mapping: If the fields in the transfer structure are not correctly mapped to the fields in the DataSource, it can lead to activation errors.
  
  
  Data Type Mismatches: If there are discrepancies in data types between the source system and the BW system, it can cause activation issues.
  
  
  Transport Issues: If the transfer structure was transported from another system and there were issues during the transport, it could lead to activation errors.
  
  
  Authorization Issues: Sometimes, lack of proper authorizations can prevent the activation of the transfer structure.
  
  
  Technical Issues: There may be underlying technical issues in the SAP system, such as database inconsistencies or problems with the BW objects.
  
  
  Solutions to R3109 Error
  
  
  Check Transfer Structure: Verify the transfer structure in the BW system. Ensure that it matches the DataSource in the source system. You can do this by comparing the fields and their data types.
  
  
  Re-activate the Transfer Structure: Try to re-activate the transfer structure. You can do this by navigating to the transfer structure in the Data Warehousing Workbench and selecting the option to activate it again.
  
  
  Check Field Mapping: Ensure that all fields in the transfer structure are correctly mapped to the corresponding fields in the DataSource. Adjust any mappings as necessary.
  
  
  Review Data Types: Check the data types of the fields in both the source and target systems. Make sure they are compatible and make adjustments if needed.
  
  
  Transport Logs: If the transfer structure was transported, check the transport logs for any errors or warnings that might indicate what went wrong during the transport.
  
  
  Authorization Check: Ensure that you have the necessary authorizations to activate the transfer structure. If not, contact your system administrator.
  
  
  Check for Technical Issues: Look for any technical issues in the SAP system. This may involve checking system logs or consulting with your SAP Basis team.
  
  
  Consult SAP Notes: Search for relevant SAP Notes that may address this specific error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  Related Information
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to access the relevant objects and check their status.
  SAP Documentation: Refer to the official SAP documentation for detailed information on DataSources and transfer structures.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  By following these steps, you should be able to identify the cause of the R3109 error and implement a solution to resolve it. If the problem persists, consider reaching out to SAP support for further assistance.