You are sharing a map image layer that contains a layer or table with fields that are set to not be visible. The field will be indicated by the first <value> parameter and the dataset will be indicated by the second <value> parameter.
When sharing the following dataset types, all user attribute fields must be set to visible in the layer or table properties:
- Trace network
- Utility network
Solution
Hover over the analyzer message. Click the Options button 
that appears and click Select Layer In The Contents Pane. On the Feature Layer tab set, click the Data tab. In the Data Design group, click Fields 
. In the fields view of the table, check the box in the Visible column to make the field visible. On the Fields tab, in the Changes group, click Save 
.
For more information, see Create and manage fields and Analyze your GIS resource.