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