Severity: unable to use.
Reproduced: each time.
Hardware: AMD K7/1000, Chaintech 7VJD2, 256M DDR2100,
NV GeFroce2 Pro 64M.
Software: Debian GNU/Linux 3.0, XFree86 4.1, KDE 2.2,
JDK2-1.4 (also encountered under slightly outdated
Mandrake 8.0; also reproduced under J2RE-1.4).
Symptome: aoi starts OK. After _any_ change in
viewport[s] (new object , view adjusted etc.) viewport
selection (Front...Camera...) begin to "wink" while
viewports are empty. Toolbar also is't updated then
overlayed/exposed, leaving gray area. Same is with any
drawing mode. Also, rendering window is pure gray after
rendering (any type), but saved file is OK. Viewports
_can_ be updated somewhat by
dragging over them (rotation/translation), but it is't
Looks like windows are not updated while event loop.