How To Fix RSAN_WB105 - Duplicate field assignment for target field &1 has been deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAN_WB - Messages for Analysis Designer

• Message number: 105

• Message text: Duplicate field assignment for target field &1 has been deleted

What causes this issue?

There are several field assignments for target field &V1&.

System Response

One of the field assignments has been deleted.

How to fix this error?

Leave the maintenance of field assignments dialog box by choosing OK,
and save the cleaned-up field assignment.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAN_WB105 - Duplicate field assignment for target field &1 has been deleted ?

  The SAP error message RSAN_WB105 indicates that there is a duplicate field assignment for a target field in a data flow or transformation. This typically occurs in the context of SAP BW (Business Warehouse) when you are working with InfoObjects, DataSources, or transformations in the Data Warehousing Workbench.
  Cause:
  The error arises when:
  
  You have assigned the same source field to a target field more than once in a transformation or data flow.
  There may be conflicting mappings or duplicate entries in the transformation rules.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check the Transformation Rules:
  
  Go to the transformation that is causing the error.
  Review the mapping of source fields to target fields.
  Look for any duplicate assignments for the same target field.
  
  
  
  Remove Duplicates:
  
  If you find that the same source field is mapped to the same target field multiple times, remove the duplicate entries.
  Ensure that each target field is assigned only once.
  
  
  
  Validate the Transformation:
  
  After making changes, validate the transformation to ensure that there are no more errors.
  You can do this by using the "Check" function in the transformation editor.
  
  
  
  Activate the Transformation:
  
  Once the duplicates are removed and the transformation is validated, activate the transformation to apply the changes.
  
  
  
  Test the Data Load:
  
  After activation, perform a test data load to ensure that the transformation works as expected without errors.
  
  
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 to access the Data Warehousing Workbench and manage your InfoObjects and transformations.
  Documentation: Refer to SAP Help documentation for more details on transformations and data modeling in SAP BW.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message or provide additional troubleshooting steps.
  
  By following these steps, you should be able to resolve the RSAN_WB105 error and ensure that your data transformation processes run smoothly.