Kendzi 3D crash after sleep-wake up Windows

[domoreger@…]

What steps will reproduce the problem?

1. Sleep Windows
2. Turn off inet
3. Wake up Windows

What is the expected result?

What happens instead?

Please provide any additional information below. Attach a screenshot if
possible.

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-07-04 01:31:38
Last Changed Author: stoecker
Revision: 4201
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-07-04 00:07:05 +0200 (Mon, 04 Jul 2011)
Last Changed Rev: 4201

Identification: JOSM/1.5 (4201 ru)
Memory Usage: 85 MB / 455 MB (20 MB allocated, but free)
Java version: 1.6.0_23, Sun Microsystems Inc., Java HotSpot(TM) 64-Bit Server VM
Operating system: Windows 7
Dataset consistency test: No problems found

Plugin: OpeningHoursEditor (26219)
Plugin: buildings_tools (26174)
Plugin: editgpx (26202)
Plugin: gpxfilter (26174)
Plugin: kendzi3d (37)
Plugin: namemanager (26174)
Plugin: openstreetbugs (26174)
Plugin: turnrestrictions (26174)
Plugin: utilsplugin2 (26269)

javax.media.opengl.GLException: javax.media.opengl.GLException: Error making context current: 0x0x20000, werr: 0, com.jogamp.opengl.impl.windows.wgl.WindowsOnscreenWGLContext [OpenGL 3.0, options 0x23, 3.0 (compatibility profile, any, new) - 3.0.10317 Compatibility Profile Context, handle 0x20000, com.jogamp.opengl.impl.gl4.GL4bcImpl@572515db,
	Drawable: com.jogamp.opengl.impl.windows.wgl.WindowsOnscreenWGLDrawable[Realized true,
	Factory   com.jogamp.opengl.impl.windows.wgl.WindowsWGLDrawableFactory@43be098f,
	handle    0x7601137f,
	Window    JAWT-Window[windowHandle 0x35022e, surfaceHandle 0x7601137f, bounds [ 0 / 0  1680 x 926 ], pos 0/0, size 1680x926, visible true, lockedExt false,
	config cla