Structural Member Creation Problem

Dear Altruists,

I would like to create weldment profiles (Structural Member) through the following lines, however, I am failing to do that but I don't know why. Could you please tell me how to create weldment profiles through the following lines? Or how to solve the problem, please.

I have attached the file herewith. Please take a look. 

SolidworksModeling And Assemblies