How to debug matlab dll from C#

[dhruva kumar]

Hi,
I am new to C# and Matlab,
my c# code is calling matlab dll,

in the return from dll i am expecting a output matrix address but i am getting a NULL pointer.

i want to debug it, can some one please suggest that how to debug the matlab code from c# code.

Any help would be highly appreciated.

Thanks
Dhruva