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Error: This functionality is not available without the ArcGIS Pro Licensing Service being installed

Error Message

In some instances, attempts to authorize ArcGIS Pro Single Use licensing fails and the following error is returned:

Error: 
This functionality is not available without the ArcGIS Pro Licensing Service being installed.
The image of the Authorization error.

Cause

In some cases, the ArcGIS Pro installation is completed and no error message is returned. However, the ArcGIS Pro Licensing Service installation process is left out.

Without the ArcGIS Pro Licensing Service, Single Use licensing authorization is not possible and its functions may also be unavailable.

Solution or Workaround

A manual installation of ArcGIS Pro Licensing Service is required to fix this issue. To do so:

  1. Navigate to the following folder location:
C:\Program Files\ArcGIS\Pro\Resources\ArcGIS Pro Licensing Service
  1. Run the ProLS.msi file.

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