No http handler was found for request type 'GET'

[David]

hi, i had the above error when access from my browser.
http://localhost/QuickStartv20/default.aspx

Here is the complete error:
Server Error in '/QuickStartv20' Application.
--------------------------------------------------------------------------------

No http handler was found for request type 'GET'
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.Web.HttpException: No http handler was found for
request type 'GET'

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:
[HttpException (0x80004005): No http handler was found for request type 'GET']
System.Web.HttpApplication.MapHttpHandler(HttpCont ext context, String
requestType, VirtualPath path, String pathTranslated, Boolean useAppConfig)
+659

System.Web.MapHandlerExecutionStep.System.Web.Http Application.IExecutionStep.Execute() +120
System.Web.HttpApplication.ExecuteStep(IExecutionS tep step, Boolean&
completedSynchronously) +155


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Version Information: Microsoft .NET Framework Version:2.0.50727.42; ASP.NET
Version:2.0.50727.42