Game crashing ;(

one of my subordinates gets an error message. i don't quite get it because everything worked some days before and i didn't change anything at the waterpass. he says he didn't install any new drivers. what could be wrong?

SCHWERWIEGEND: Exception
java.lang.RuntimeException: FrameBuffer: 1, has caused a GL_FRAMEBUFFER_UNSUPPOR
TED_EXT exception
        at com.jme.renderer.lwjgl.LWJGLTextureRenderer.checkFBOComplete(LWJGLTex
tureRenderer.java:509)
        at com.jme.renderer.lwjgl.LWJGLTextureRenderer.render(LWJGLTextureRender
er.java:452)
        at com.jme.renderer.lwjgl.LWJGLTextureRenderer.render(LWJGLTextureRender
er.java:392)
        at com.jmex.effects.water.WaterRenderPass.renderRefraction(WaterRenderPa
ss.java:513)
        at com.jmex.effects.water.WaterRenderPass.doRender(WaterRenderPass.java:
341)
        at com.jme.renderer.pass.Pass.renderPass(Pass.java:90)
        at com.jme.renderer.pass.BasicPassManager.renderPasses(BasicPassManager.
java:89)
        at hstar.hhexen.engine.core.PassManager.renderPasses(PassManager.java:27
)
        at hstar.hhexen.engine.core.Core.renderAdditionalPasses(Core.java:497)
        at hstar.hhexen.engine.HStarGame.render(HStarGame.java:75)
        at com.jme.app.BaseGame.start(BaseGame.java:82)
        at hstar.hhexen.Main.main(Main.java:19)
15.03.2008 23:20:43 class hstar.hhexen.ProtoType start()
SCHWERWIEGEND: Exception in game loop
org.lwjgl.opengl.OpenGLException: Invalid framebuffer operation (1286)
        at org.lwjgl.opengl.Util.checkGLError(Util.java:56)
        at org.lwjgl.opengl.Display.swapBuffers(Display.java:555)
        at org.lwjgl.opengl.Display.update(Display.java:571)
        at com.jme.renderer.lwjgl.LWJGLRenderer.displayBackBuffer(LWJGLRenderer.
java:514)
        at com.jme.app.BaseGame.start(BaseGame.java:85)
        at hstar.hhexen.Main.main(Main.java:19)
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x696694c4, pid=1396, tid=3512
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0_03-b07 mixed mode, sharing)
# Problematic frame:
# C  [nvoglnt.dll+0x1694c4]
#
# An error report file with more information is saved as hs_err_pid1396.log
#
# If you would like to submit a bug report, please visit:
#  http://java.sun.com/webapps/bugreport/crash.jsp

I have had a similar problem when trying to run jmetest.terrain.TestTerrainTrees.java:



#

An unexpected error has been detected by HotSpot Virtual Machine:

#

#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0c3eca49, pid=1696, tid=1560

#

Java VM: Java HotSpot™ Client VM (1.5.0_14-b03 mixed mode)

Problematic frame:

C  [atioglx2.dll+0x1dca49]

#

An error report file with more information is saved as hs_err_pid1696.log

#

If you would like to submit a bug report, please visit:

http://java.sun.com/webapps/bugreport/crash.jsp

#



Have you found a solution yet?