VATSIM / IVAO type of flying.
Have installed Sbrelay, Sbhosts, Qbox, AVC, (also RWilco, Fshost, FshostSpy & TSpk) hoping eventually to fly with live ATC.
Also have Vtsim user name and password.
Unfortunately I am missing something vital, the concept of the whole thing.
Followed many instructions given by kind people here, and carry out the proper sequence of loading the above.
After connecting via "connect to PC/SB server" window, and AVC pops up, it says