How To Fix UCM0050 - Key figure &1 may not be selected; change the selection

SAP Error Message - Details

• Message type: E = Error

• Message class: UCM0 - Messages for Data Basis, Cons Area, ...

• Message number: 050

• Message text: Key figure &1 may not be selected; change the selection

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UCM0050 - Key figure &1 may not be selected; change the selection ?

  The SAP error message UCM0050 indicates that a specific key figure cannot be selected in the context of a query or report. This error typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when working with queries in the Query Designer or when executing reports.
  Cause:
  The error message UCM0050 can occur due to several reasons:
  
  
  Key Figure Restrictions: The key figure you are trying to select may have restrictions based on the context of the query. For example, it may not be compatible with the other key figures or characteristics in the query.
  
  
  Aggregation Issues: The key figure may not be aggregatable with the other selected key figures, leading to conflicts in the data model.
  
  
  Data Source Limitations: The data source (InfoProvider) may not support the selected key figure due to its configuration or the type of data it contains.
  
  
  Query Design Issues: There may be issues in the design of the query itself, such as incorrect settings in the properties of the key figure or the query.
  
  
  Solution:
  To resolve the UCM0050 error, you can take the following steps:
  
  
  Review Key Figure Compatibility: Check the compatibility of the key figure with the other selected key figures and characteristics in your query. Ensure that they can be aggregated together.
  
  
  Check Aggregation Settings: Look into the aggregation settings of the key figure. If it is not meant to be aggregated with the other figures, consider removing it or changing the aggregation type.
  
  
  Modify Query Design: If the query design is causing the issue, try modifying the query by removing the problematic key figure or adjusting the settings of the query.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific key figure and its restrictions. This can provide insights into why it cannot be selected.
  
  
  Test with Different Data Sources: If possible, test the query with different data sources or InfoProviders to see if the issue persists.
  
  
  Check for Updates: Ensure that your SAP system is up to date, as there may be patches or updates that address known issues with key figures.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the UCM0050 error for any specific fixes or recommendations provided by SAP.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider reviewing training materials or documentation on SAP BW query design to better understand how to work with key figures and avoid such errors in the future.
  
  By following these steps, you should be able to identify the cause of the UCM0050 error and implement a suitable solution.