2019年6月8日
System.InvalidOperationException: 'Cannot create more than one System.Windows.Application instance in the same AppDomain.'
摘要： System.Windows.Application is a singleton: its constructor must only be invoked once (including App.xaml de-xamlization), or exception is thrown. 阅读全文
posted @ 2019-06-08 15:24 FredGrit 阅读(522) 评论(0) 推荐(0) 编辑