How To Fix UPB151 - &3 &1 occurs as source and as target

SAP Error Message - Details

• Message type: E = Error

• Message class: UPB - BPS: Balance sheet planning messages

• Message number: 151

• Message text: &3 &1 occurs as source and as target

What causes this issue?

Value &v1& of account characteristic &v3& (&v2&) occurs both as the
source and as the target of an update. However an account can not be
posted in both directions.

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?

Make sure that every characteristic value of the account characteristic
&v3& (&v2&) occurs either only as a source account or as a target
account of posting records.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPB151 - &3 &1 occurs as source and as target ?

  The SAP error message UPB151 typically relates to issues in the SAP Business Planning and Consolidation (BPC) environment, particularly when dealing with data transport or data management processes. The error message format you provided, "UPB151 &3 &1," indicates that there is a problem with the source and target during a data transport operation.
  Cause:
  The error UPB151 can occur due to several reasons, including:
  
  
  Data Source/Target Mismatch: The source and target data models may not be compatible, or there may be a mismatch in the dimensions or structure of the data being transported.
  
  
  Missing Data: The data that is supposed to be transported from the source to the target may be missing or not properly defined.
  
  
  Configuration Issues: There may be configuration issues in the BPC settings that prevent the data transport from being executed correctly.
  
  
  Authorization Issues: The user executing the transport may not have the necessary authorizations to access the source or target data.
  
  
  Technical Errors: There could be underlying technical issues, such as database connectivity problems or issues with the BPC application itself.
  
  
  Solution:
  To resolve the UPB151 error, you can take the following steps:
  
  
  Check Data Models: Verify that the source and target data models are correctly defined and compatible. Ensure that the dimensions and structures match.
  
  
  Validate Data: Ensure that the data you are trying to transport exists in the source model and is correctly formatted.
  
  
  Review Configuration: Check the BPC configuration settings to ensure that everything is set up correctly for data transport.
  
  
  User Authorizations: Confirm that the user has the necessary authorizations to perform the data transport operation. You may need to consult with your SAP security team.
  
  
  Check Logs: Review the application logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  Test Transport: If possible, try to perform a test transport with a smaller dataset to see if the issue persists.
  
  
  Consult Documentation: Refer to the SAP Help Portal or relevant documentation for any specific notes or updates related to the UPB151 error.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to UPB151 for specific fixes or patches that may address the issue.
  BPC Documentation: Review the official SAP BPC documentation for best practices on data transport and management.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the cause of the UPB151 error in your SAP BPC environment.