Server Error in '/' Application.

Unable to find the requested .Net Framework Data Provider.  It may not be installed.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.ArgumentException: Unable to find the requested .Net Framework Data Provider.  It may not be installed.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[ArgumentException: Unable to find the requested .Net Framework Data Provider.  It may not be installed.]
   System.Data.EntityClient.EntityConnection.GetFactory(String providerString) +251

[ArgumentException: The specified store provider cannot be found in the configuration, or is not valid.]
   System.Data.EntityClient.EntityConnection.GetFactory(String providerString) +11116407
   System.Data.EntityClient.EntityConnection.ChangeConnectionString(String newConnectionString) +687
   System.Data.Objects.ObjectContext..ctor(String connectionString, String defaultContainerName) +84
   threesevencorp.Models.TdbmsHomeEntities..ctor() in D:\2.쓰리쎄븐 홈페이지 소스\www.threesevencorp.com\threesevencorp\Models\tdbms_home.Designer.cs:34
   threesevencorp.Repository.BoardRepository..ctor() in D:\2.쓰리쎄븐 홈페이지 소스\www.threesevencorp.com\threesevencorp\Repository\BoardRepository.cs:15
   threesevencorp.Controllers.BoardController..ctor() in D:\2.쓰리쎄븐 홈페이지 소스\www.threesevencorp.com\threesevencorp\Controllers\BoardController.cs:19

[TargetInvocationException: Exception has been thrown by the target of an invocation.]
   System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck) +0
   System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache) +117
   System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean skipCheckThis, Boolean fillCache) +247
   System.Activator.CreateInstance(Type type, Boolean nonPublic) +106
   System.Web.Mvc.DefaultControllerActivator.Create(RequestContext requestContext, Type controllerType) +84

[InvalidOperationException: 'threesevencorp.Controllers.BoardController' 형식의 컨트롤러를 만드는 동안 오류가 발생했습니다. 컨트롤러에 매개 변수가 없는 공용 생성자가 있는지 확인하십시오.]
   System.Web.Mvc.DefaultControllerActivator.Create(RequestContext requestContext, Type controllerType) +634819
   System.Web.Mvc.DefaultControllerFactory.CreateController(RequestContext requestContext, String controllerName) +93
   System.Web.Mvc.MvcHandler.ProcessRequestInit(HttpContextBase httpContext, IController& controller, IControllerFactory& factory) +346
   System.Web.Mvc.<>c__DisplayClass6.<BeginProcessRequest>b__2() +71
   System.Web.Mvc.<>c__DisplayClassb`1.<ProcessInApplicationTrust>b__a() +19
   System.Web.Mvc.SecurityUtil.ProcessInApplicationTrust(Func`1 func) +161
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +405
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +375


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1040