bWapp duplicate scriptResourceHandler section defined
How to fix
There is a duplicate 'system.web.extensions/scripting/scriptResourceHandler' section defined
section name="scriptResourceHandler" type="System.Web.Configuration.ScriptingScriptResourceHandlerSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="false" allowDefinition="MachineToApplication"