database企业级类库的问题
“/”应用程序中的服务器错误。
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The type Database cannot be constructed. You must configure the container to supply this value. 
说明: 执行当前 Web 请求期间，出现未处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。 

异常详细信息: System.InvalidOperationException: The type Database cannot be constructed. You must configure the container to supply this value.

源错误: 


行 76: strSql.Append("@UserName,@PassWord,@ReallyName,@Birthday,@Address,@PostCode,@Email,@HomePhone,@MobilePhone,@QQ,@ICQ,@RegTime,@Sex,@IP,@BlogID,@SuperAdmin)");
行 77: strSql.Append(";select @@IDENTITY");
行 78: Database db = DatabaseFactory.CreateDatabase();
行 79: DbCommand dbCommand = db.GetSqlStringCommand(strSql.ToString());
行 80: db.AddInParameter(dbCommand, "UserName", DbType.String, model.UserName);
 

源文件: D:\MyBlog\MyBlog.Library\DAL\tb_AdminService.cs 行: 78 

堆栈跟踪: 


[InvalidOperationException: The type Database cannot be constructed. You must configure the container to supply this value.]
  Microsoft.Practices.ObjectBuilder2.DynamicMethodConstructorStrategy.GuardTypeIsNonPrimitive(IBuilderContext context, SelectedConstructor selectedConstructor) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\BuildPlan\DynamicMethod\Creation\DynamicMethodConstructorStrategy.cs:289
  Microsoft.Practices.ObjectBuilder2.DynamicMethodConstructorStrategy.PreBuildUp(IBuilderContext context) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\BuildPlan\DynamicMethod\Creation\DynamicMethodConstructorStrategy.cs:71
  Microsoft.Practices.ObjectBuilder2.StrategyChain.ExecuteBuildUp(IBuilderContext context) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\StrategyChain.cs:110
  Microsoft.Practices.ObjectBuilder2.DynamicMethodBuildPlanCreatorPolicy.CreatePlan(IBuilderContext context, NamedTypeBuildKey buildKey) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\BuildPlan\DynamicMethod\DynamicMethodBuildPlanCreatorPolicy.cs:48
  Microsoft.Practices.ObjectBuilder2.BuildPlanStrategy.PreBuildUp(IBuilderContext context) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\BuildPlan\BuildPlanStrategy.cs:37
  Microsoft.Practices.ObjectBuilder2.StrategyChain.ExecuteBuildUp(IBuilderContext context) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\ObjectBuilder\Strategies\StrategyChain.cs:110
  Microsoft.Practices.Unity.UnityContainer.DoBuildUp(Type t, Object existing, String name, IEnumerable`1 resolverOverrides) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\UnityContainer.cs:511

[ResolutionFailedException: Resolution of the dependency failed, type = "Microsoft.Practices.EnterpriseLibrary.Data.Database", name = "(none)".
Exception occurred while: while resolving.
Exception is: InvalidOperationException - The type Database cannot be constructed. You must configure the container to supply this value.
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At the time of the exception, the container was:

  Resolving Microsoft.Practices.EnterpriseLibrary.Data.Database,(none)
]
  Microsoft.Practices.Unity.UnityContainer.DoBuildUp(Type t, Object existing, String name, IEnumerable`1 resolverOverrides) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\UnityContainer.cs:515
  Microsoft.Practices.Unity.UnityContainer.Resolve(Type t, String name, ResolverOverride[] resolverOverrides) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\UnityContainer.cs:173
  Microsoft.Practices.Unity.UnityServiceLocator.DoGetInstance(Type serviceType, String key) in e:\Builds\Unity\UnityTemp\Compile\Unity\Unity\Src\UnityServiceLocator.cs:64