How To Fix UMC028 - Error when calling up the BW workbook

SAP Error Message - Details

• Message type: E = Error

• Message class: UMC - General Messages

• Message number: 028

• Message text: Error when calling up the BW workbook

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UMC028 - Error when calling up the BW workbook ?

  The SAP error message UMC028 typically indicates that there is an issue when trying to access a Business Warehouse (BW) workbook. This error can arise from various causes, and understanding the context is essential for troubleshooting. Here are some common causes, potential solutions, and related information:
  Causes of UMC028 Error
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the workbook or the underlying data.
  
  
  Workbook Corruption: The workbook itself may be corrupted or improperly configured.
  
  
  Data Source Issues: The data source that the workbook relies on may be unavailable or not properly configured.
  
  
  Technical Issues: There may be technical issues with the BW system, such as connectivity problems or system performance issues.
  
  
  Version Compatibility: The workbook may have been created in a different version of BW or may not be compatible with the current system.
  
  
  Solutions
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the workbook and the underlying data. This can be done by checking the user's roles and authorizations in the SAP system.
  
  
  
  Validate Workbook Configuration:
  
  Open the workbook in the BW system and check for any configuration issues. Ensure that all queries and data sources are correctly set up.
  
  
  
  Check Data Sources:
  
  Verify that the data sources used in the workbook are available and functioning correctly. You can do this by running the queries directly in the BW system.
  
  
  
  System Performance:
  
  Check the performance of the BW system. If the system is slow or unresponsive, it may lead to errors when accessing workbooks. Monitor system resources and performance metrics.
  
  
  
  Recreate the Workbook:
  
  If the workbook is corrupted, consider recreating it from scratch or restoring it from a backup if available.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or patches that may address the UMC028 error. There may be specific fixes or updates available.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the context in which it occurs.
  
  
  
  Related Information
  
  SAP BW Documentation: Review the official SAP BW documentation for more insights into workbook management and troubleshooting.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSRT (Query Monitor) for troubleshooting.
  
  By following these steps, you should be able to identify and resolve the UMC028 error when calling up a BW workbook in SAP.