jQuery Ajax to asp.net asmx web service throws Request format is invalid: application/json

Question

I have jquery call an asp.net webservice with an integer. On our legaacy application which was ported to .net 4.0 I cannot get this call to work. I can call a method which h

Answer 1

I had the same problem and ending up running this command...

C:\Windows\Microsoft.NET\Framework64\v4.0.30319>aspnet_regiis.exe -i

Note that you will need your command prompt in Administrator mode for it to work.