an exceptiion has occurred while trying to add a view to region错误

an exceptiion has occurred while trying to add a view to region错误

出现这个错误的原因是模块初始化的视图没有在EF容器中注册，在VIEW类上标志[EXPORT]
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原文地址：https://www.cnblogs.com/sunrfun/p/2977600.html