24159: Floor-aware properties are not supported on ArcGIS Enterprise 10.9 or earlier
You are using a version of ArcGIS Enterprise that is not supported. Floor-aware properties are only supported when sharing to ArcGIS Enterprise 10.9.1 or later.
Solutions
Do one of the following:
Verify that your portal is supported. Indoors floor-aware properties are supported when sharing to ArcGIS Enterprise 10.9.1 or later.
Do nothing. You cannot use floor-aware properties.
Additional information
For more information, see Floor-aware maps and scenes, Configure floor-aware layers, and Analyze your GIS resource.