Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0"

Plase any help i have this eror Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0". 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.InvalidOperationException: Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0".

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:

[InvalidOperationException: Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0".] System.Web.WebPages.Deployment.PreApplicationStartCode.StartCore(IFileSystem fileSystem, String appDomainAppPath, String binDirectory, NameValueCollection appSettings, IEnumerable1 loadedAssemblies, IBuildManager buildManager, Action1 loadWebPages, Action registerForChangeNotification, Func`2 getAssemblyNameThunk) +14993 System.Web.WebPages.Deployment.PreApplicationStartCode.StartCore() +180 System.Web.WebPages.Deployment.PreApplicationStartCode.Start() +40

[InvalidOperationException: The pre-application start initialization method Start on type System.Web.WebPages.Deployment.PreApplicationStartCode threw an exception with the following error message: Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0"..] System.Web.Compilation.BuildManager.InvokePreStartInitMethodsCore(ICollection1 methods, Func1 setHostingEnvironmentCultures) +646 System.Web.Compilation.BuildManager.InvokePreStartInitMethods(ICollection`1 methods) +147 System.Web.Compilation.BuildManager.CallPreStartInitMethods(String preStartInitListPath, Boolean& isRefAssemblyLoaded) +107 System.Web.Compilation.BuildManager.ExecutePreAppStart() +165 System.Web.Hosting.HostingEnvironment.Initialize(ApplicationManager appManager, IApplicationHost appHost, IConfigMapPathFactory configMapPathFactory, HostingEnvironmentParameters hostingParameters, PolicyLevel policyLevel, Exception appDomainCreationException) +590

[HttpException (0x80004005): The pre-application start initialization method Start on type System.Web.WebPages.Deployment.PreApplicationStartCode threw an exception with the following error message: Specified Web Pages version "3.0.0.0" could not be found. Update your web.config to specify a different version. Current version: "2.0.0.0"..] System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +10083568 System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +99 System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +263

<!--
  For more information on how to configure your ASP.NET application, please visit
  https://go.microsoft.com/fwlink/?LinkId=301879
  -->
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    <add key="UnobtrusiveJavaScriptEnabled" value="true" />
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</configuration>```