@page @model IndexModel @{ ViewData["Title"] = "Solar Network Pages"; ViewData["SiteName"] = Model.SiteName ?? "main"; }
Here are the Solar Network Pages
And you're accessing the site @(Model.SiteName ?? "main")
The reason you're seeing this is the author of the site haven't configure anything that match this route.
Path: @Model.CurrentPath
Site ID: @(Model.Site?.Id.ToString() ?? "none")