Android运行异常一：token android.os.BinderProxy@438e7108 is not valid; is your activity running?
2017-04-10 22:24
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今天项目发现异常：Android.view.WindowManager$BadTokenException:
Unable to add window — token android.os.BinderProxy@438e7108 is not valid; is your activity running?
发现使用了单例模式创建了一个dialog，使用了activity作为上下文，当项目退出的时候，activity销毁，但是项目由于一些原因没有退出，当再次打开项目的时候，打开这个单例的dialog，发现activity已经销毁了，就发现这个异常！
Unable to add window — token android.os.BinderProxy@438e7108 is not valid; is your activity running?
发现使用了单例模式创建了一个dialog，使用了activity作为上下文，当项目退出的时候，activity销毁，但是项目由于一些原因没有退出，当再次打开项目的时候，打开这个单例的dialog，发现activity已经销毁了，就发现这个异常！
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