WPF运行错误:Ambiguous type reference. A type named 'VisualState' occurs in at least two namespaces
摘要:
This error(most of the time warning) will occur when using two or more references which contains same namespace and classes. in your case you are using VisualState which is part of PresentationFramework assembly and you might have added another assembly which contains same "VisualState" ob 阅读全文