How To Fix UJO_WB_EXCEPTION003 - Error calculating delta

SAP Error Message - Details

• Message type: E = Error

• Message class: UJO_WB_EXCEPTION - Message Class for Write-Back

• Message number: 003

• Message text: Error calculating delta

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message UJO_WB_EXCEPTION003 - Error calculating delta ?

  The SAP error message UJO_WB_EXCEPTION003 typically occurs in the context of SAP Data Warehousing or SAP BW (Business Warehouse) when there is an issue with calculating delta data during data extraction or transformation processes. This error can arise due to various reasons, including issues with the data source, inconsistencies in the data model, or problems with the delta mechanism itself.
  Causes:
  
  Data Source Issues: The source system may not be providing the expected data, or there may be connectivity issues.
  Delta Queue Problems: The delta queue may be inconsistent or corrupted, leading to issues in delta extraction.
  Data Model Inconsistencies: There may be inconsistencies in the data model, such as missing or incorrect configurations in InfoObjects, InfoProviders, or DataSources.
  Transformation Errors: Errors in the transformation rules or logic can lead to issues when calculating delta.
  Locks or Conflicts: Locks on the data or conflicts with other processes can prevent successful delta calculations.
  
  Solutions:
  
  Check Data Source: Verify that the data source is functioning correctly and that it is providing the expected data. Ensure that the connection to the source system is stable.
  Review Delta Queue: Check the delta queue for any inconsistencies or errors. You may need to reset or reinitialize the delta queue.
  Validate Data Model: Ensure that the data model is correctly configured. Check for any missing or incorrect settings in InfoObjects, InfoProviders, and DataSources.
  Examine Transformations: Review the transformation rules for any errors or inconsistencies. Make sure that the logic is correctly implemented.
  Monitor Locks: Check for any locks or conflicts that may be affecting the delta calculation. Resolve any issues that may be causing these locks.
  Reinitialize Delta: If the issue persists, consider reinitializing the delta process. This may involve performing a full load followed by a delta load.
  Check Logs: Review the application logs and error logs for more detailed information about the error. This can provide insights into the specific cause of the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message for any patches or updates that may address the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Refer to SAP documentation for best practices on delta extraction and data modeling in SAP BW.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation and support.