compile problems

[Edwin Leuven]

I am trying to get the qt2 frontend to compile but get the following type of 
error.

Anyone a clue?

Thanks, Ed.

../../../../lyx-devel/src/frontends/controllers/GUI.h: In constructor 
   `GUI<Controller, GUIview, Policy, GUIbc>::GUI(LyXView&, Dialogs&) [with 
   Controller = ControlUrl, GUIview = QURL, Policy = 
   NoRepeatedApplyReadOnlyPolicy, GUIbc = Qt2BC]':
../../../../lyx-devel/src/frontends/qt2/guiapi.C:127:   instantiated from 
`stati
c T& <unnamed>::GUISingleton<T>::get(LyXView&, Dialogs&) [with T = 
GUI<ControlUr
l, QURL, NoRepeatedApplyReadOnlyPolicy, Qt2BC>]'
../../../../lyx-devel/src/frontends/qt2/guiapi.C:493:   instantiated from here
../../../../lyx-devel/src/frontends/controllers/GUI.h:23: no matching function 
   for call to `QURL::QURL(GUI<ControlUrl, QURL, 
NoRepeatedApplyReadOnlyPolicy, 
   Qt2BC>&, Dialogs&)'
../../../../lyx-devel/src/frontends/qt2/QURL.h:19: candidates are: 
   QURL::QURL(const QURL&)
../../../../lyx-devel/src/frontends/qt2/QURL.h:22:                 
   QURL::QURL(ControlUrl&)