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-rw-r--r--src/jogl/classes/javax/media/opengl/awt/GLCanvas.java4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
index 00def7233..329bb125e 100644
--- a/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
+++ b/src/jogl/classes/javax/media/opengl/awt/GLCanvas.java
@@ -1001,7 +1001,9 @@ public class GLCanvas extends Canvas implements AWTGLAutoDrawable, WindowClosing
return null;
}
- final AbstractGraphicsScreen aScreen = AWTGraphicsScreen.createScreenDevice(device, AbstractGraphicsDevice.DEFAULT_UNIT);
+ final AbstractGraphicsScreen aScreen = null != device ?
+ AWTGraphicsScreen.createScreenDevice(device, AbstractGraphicsDevice.DEFAULT_UNIT):
+ AWTGraphicsScreen.createDefault();
AWTGraphicsConfiguration config = null;
if( EventQueue.isDispatchThread() || Thread.holdsLock(getTreeLock()) ) {