EF 之 System.InvalidOperationException_system.invalidoperationexception: the model backin

作者：weixin_40725706 | 2024-07-27 22:30:42

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system.invalidoperationexception: the model backing the 'mydbcontext' contex

https://blog.csdn.net/yunnying/article/details/10947825

An exception of type 'System.InvalidOperationException' occurred in EntityFramework.dll but was not handled in user code

Additional information: The model backing the 'WelfareDbContext' context has changed since the database was created. Consider using Code First Migrations to update the database (http://go.microsoft.com/fwlink/?LinkId=238269).

解决办法：

参考：http://msdn.microsoft.com/en-us/data/jj591621
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作者：Yunnying
来源：CSDN
原文：https://blog.csdn.net/yunnying/article/details/10947825
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