How To Fix UAS139 - Caution: key field &1 is set to 'Invisible'

SAP Error Message - Details

• Message type: E = Error

• Message class: UAS -

• Message number: 139

• Message text: Caution: key field &1 is set to 'Invisible'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UAS139 - Caution: key field &1 is set to 'Invisible' ?

  The SAP error message UAS139, which states "Caution: key field &1 is set to 'Invisible'," typically occurs in the context of data modeling or configuration in SAP systems, particularly when working with data sources, InfoObjects, or data flows in SAP BW (Business Warehouse) or SAP HANA.
  
  Cause:
  The error indicates that a key field, which is essential for identifying records in a database or data model, has been set to "Invisible." This means that the field is not visible in the user interface or in certain operations, which can lead to issues with data integrity, reporting, or data extraction. The invisibility of a key field can occur due to:
  
  Configuration Settings: The field may have been intentionally set to invisible during the design phase of the data model.
  Data Source Issues: The data source may not be configured correctly, leading to key fields being hidden.
  Field Properties: The properties of the InfoObject or data model