I don't know, Mike.
I suppose you could either
1. specify https://
2. set OptionDontRedirectHTTPtoHTTPS to FALSE
But you do realize that Obi Wan is nagging you - and deliberately put that error onto line 1780 in NetWww.clw

There's code in the few lines preceding that where he decides how to deal with something that doesn't have http:// or https://