XmlnsDefinition must map to an existing namespace

Proprietary

Flags an [assembly: XmlnsDefinition] whose clrNamespace argument names a namespace that no source file declares, so the mapping exports nothing.

OpenRewrite.Recipes.CSharp.CodeQuality.Wpf.FindXmlnsDefinitionForMissingNamespace
mod run . --recipe=OpenRewrite.Recipes.CSharp.CodeQuality.Wpf.FindXmlnsDefinitionForMissingNamespace

Install it once, then run it on every repository under the current directory. New to the Moderne CLI? Set it up.