How To Fix UJMIG018 - Dimension is still in use and cannot be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: UJMIG -

• Message number: 018

• Message text: Dimension is still in use and cannot be deleted

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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Smart SAP Assistant

• What is the cause and solution for SAP error message UJMIG018 - Dimension is still in use and cannot be deleted ?

  The SAP error message UJMIG018, which states "Dimension is still in use and cannot be deleted," typically occurs when you attempt to delete a dimension in SAP that is still being referenced or utilized by other objects or processes within the system. This is a common issue in data management and migration scenarios, particularly when working with SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  
  Active Dependencies: The dimension you are trying to delete is still linked to other objects, such as InfoObjects, queries, or data models.
  Data Usage: There may be existing data or records that reference the dimension, preventing its deletion.
  Open Transactions: There might be ongoing transactions or processes that are using the dimension.
  Configuration Settings: Certain configuration settings or dependencies in the system may prevent the deletion of the dimension.
  
  Solution:
  To resolve the UJMIG018 error, you can follow these steps:
  
  
  Identify Dependencies:
  
  Use transaction codes like RSR3 (for InfoProviders) or RSR1 (for InfoObjects) to check if the dimension is being used in any queries, reports, or other InfoProviders.
  Check for any active data models or processes that might be referencing the dimension.
  
  
  
  Remove References:
  
  If you find any queries or reports that use the dimension, you will need to modify or delete those objects first.
  Ensure that there are no active data loads or processes that are using the dimension.
  
  
  
  Check for Open Transactions:
  
  Make sure there are no open transactions or sessions that are currently using the dimension. You can check this in the transaction monitoring tools.
  
  
  
  Use the Right Tools:
  
  If you are using SAP BW, you can use the Data Warehousing Workbench to analyze and manage dependencies.
  In SAP HANA, you can use the HANA Studio or Web IDE to check for dependencies.
  
  
  
  Delete the Dimension:
  
  Once all dependencies have been resolved, you can attempt to delete the dimension again.
  
  
  
  Consult Documentation:
  
  If you are still facing issues, refer to SAP documentation or support for specific guidance related to your version and configuration.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Backup: Always ensure you have a backup of your data and configurations before making significant changes like deleting dimensions.
  
  By following these steps, you should be able to identify the cause of the UJMIG018 error and successfully delete the dimension once it is no longer in use.