HELP SERVER ERROR AFTER INSTALLING ON AX 2012

ERROR – Unable to contact the server http://dcsrdcontosodb1:81/dynamicsAXhelpserver/helpservice.svc contact your administrator

HTTP Error 500.24 – Internal Server Error

An ASP.NET setting has been detected that does not apply in Integrated managed pipeline mode.

Detailed Error Information

Solution:

1. Check that Directory browsing is enabled(IIS MANAGER>SITES>DIRECTORY BROWSING(DOUBLE CLICK AND ENABLE IT)
2. Go to Ax 2012>System administration > setup>system>Help system parameters

(check the location should be as

Eg:-  http://ServerName/DynamicsAX6HelpServer/HelpService.svcthe

http://abc-dax-erp-02/DynamicsAX6HelpServer/HelpService.svc

1. Also when you browse the site in IIS manager it will tell you ASP.NET 4.0 check for Integrated pipeline mode
   1. Check the below criteria it should be the same
   2. IIS>Application Pools>
   3. ASP.NET4.0                                         V4.0       CLASSIC
   4. ASP.NET4.0 CLASS                           V4.0       CLASSIC
   5. CLASSIC .NET APPLICATION         V2.0       CLASSIC
   6. DEFAULT APP POOL                        V2.0       INTEGRATED
   7. DYNAMICS AX HELP SERVER        V4.0       INTEGRATED(VERSION WILL BE 2.0 CHANGE TO 4.0 AND CHECK)  ALSO KEEP IN MIND DYNAMICSAX HELPSVC >ASP.NET IMPERSONATION SHOULD BE DISABLE(DON’T ENABLE)