The configuration section 'system.web.extensions' cannot be read because it is missing a section declaration
问题 I am getting error ( The configuration section system.web.extensions cannot be read because it is missing a section declaration ) while installing my Web Application in Server 2008 32 bit machine with .NET Framework 4.0 . but it works well in 2008 r2 64 bit machine. This is my webconfig file info <configuration> <runtime> <assemblyBinding appliesTo=\"v2.0.50727\" xmlns=\"urn:schemas-microsoft-com:asm.v1\"> <dependentAssembly> <assemblyIdentity name=\"System.Web.Extensions\" publicKeyToken=\