AX Dynamics in Vugen

Hello Experts,

Could you please let me know if AX Dynamics 2012 can be recorded using Vugen. Its a thick client based RDP application and if yes which protocol should be used. When I tried to give the path of the AX dynamics RDP in recording screen I get an errror this is not a valid path. I mean it says it should be a executbales only, Please advise.

 Vugenb version 12.02

Thanks for your help!