vs entityframwork Validation failed for one or more entities

问题：添加数据库一条数据时出错

查找异常

catch (DbEntityValidationException dbEx)

{ foreach (var validationErrors in dbEx.EntityValidationErrors)

{ foreach (var validationError in validationErrors.ValidationErrors)

{ Trace.TraceInformation("Property: {0} Error: {1}", validationError.PropertyName, validationError.ErrorMessage); } } }

转载于:https://www.cnblogs.com/wangjiachen/p/4252066.html

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vs entityframwork Validation failed for one or more entities

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