i got C:\perl\lehr\wxcourse>wxperl_demo Couldn't require Wx::DemoModules::wxHeaderCtrlSimple : Attempt to reload Wx/Demo Modules/wxHeaderCtrlSimple.pm aborted. Compilation failed in require at (eval 305) line 2. at C:/strawberry/perl/site/lib/Wx/Demo.pm line 513 Can't locate object method "new" via package "Wx::DemoModules::lib::Utility" at C:/strawberry/perl/site/lib/Wx/Demo.pm line 342.
using perl 5.12 under xp demo and Wx were up to date hope it helps