--- old/jdk/src/macosx/classes/sun/awt/CGraphicsEnvironment.java	2013-09-26 17:42:26.358418300 +0400
+++ new/jdk/src/macosx/classes/sun/awt/CGraphicsEnvironment.java	2013-09-26 17:42:25.911392700 +0400
@@ -181,6 +181,9 @@
             initDevices();
 
             d = devices.get(mainDisplayID);
+            if (d == null) {
+                throw new AWTError("no screen devices");
+            }
         }
         return d;
     }
--- old/jdk/src/share/classes/sun/java2d/SunGraphicsEnvironment.java	2013-09-26 17:42:29.294586200 +0400
+++ new/jdk/src/share/classes/sun/java2d/SunGraphicsEnvironment.java	2013-09-26 17:42:28.829559600 +0400
@@ -165,7 +165,11 @@
      * Returns the default screen graphics device.
      */
     public GraphicsDevice getDefaultScreenDevice() {
-        return getScreenDevices()[0];
+        GraphicsDevice[] screens = getScreenDevices();
+        if (screens.length == 0) {
+            throw new AWTError("no screen devices");
+        }
+        return screens[0];
     }
 
     /**
--- old/jdk/src/solaris/classes/sun/awt/X11GraphicsEnvironment.java	2013-09-26 17:42:32.335760100 +0400
+++ new/jdk/src/solaris/classes/sun/awt/X11GraphicsEnvironment.java	2013-09-26 17:42:31.864733200 +0400
@@ -200,7 +200,12 @@
      * Returns the default screen graphics device.
      */
     public GraphicsDevice getDefaultScreenDevice() {
-        return getScreenDevices()[getDefaultScreenNum()];
+        GraphicsDevice[] screens = getScreenDevices();
+        if (screens.length == 0) {
+            throw new AWTError("no screen devices");
+        }
+        int index = getDefaultScreenNum();
+        return screens[0 < index && index < screens.length ? index : 0];
     }
 
     public boolean isDisplayLocal() {
--- old/jdk/src/windows/classes/sun/awt/Win32GraphicsEnvironment.java	2013-09-26 17:42:35.305930000 +0400
+++ new/jdk/src/windows/classes/sun/awt/Win32GraphicsEnvironment.java	2013-09-26 17:42:34.790900600 +0400
@@ -93,7 +93,12 @@
     protected native int getDefaultScreen();
 
     public GraphicsDevice getDefaultScreenDevice() {
-        return getScreenDevices()[getDefaultScreen()];
+        GraphicsDevice[] screens = getScreenDevices();
+        if (screens.length == 0) {
+            throw new AWTError("no screen devices");
+        }
+        int index = getDefaultScreen();
+        return screens[0 < index && index < screens.length ? index : 0];
     }
 
     /**