when building asp.net website with start option set to "IIS" and test an autocomplete extender that retrieve data using a webservice , it doesnt retrieve data
using "Fiddler" to catch the error , it gets
System.InvalidOperationException: Request format is invalid: application/json; charset=utf-8.
at System.Web.Services.Protocols.HttpServerProtocol.ReadParameters()at System.Web.Services.Protocols.WebServiceHandler.CoreProcessRequest()
solution :
at the web.config file =>system.webserver => handlers => add these lines
<add name="ScriptHandlerFactory" verb="*" path="*.asmx" preCondition="integratedMode" type="System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/> <add name="ScriptResource" preCondition="integratedMode" verb="GET,HEAD" path="ScriptResource.axd" type="System.Web.Handlers.ScriptResourceHandler, System.Web.Extensions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>