FULL PRODUCT VERSION :
java version "1.7.0-ea"
Java(TM) SE Runtime Environment (build 1.7.0-ea-b59)
Java HotSpot(TM) 64-Bit Server VM (build 16.0-b03, mixed mode)


ADDITIONAL OS VERSION INFORMATION :
Linux localhost.localdomain 2.6.27.5-41.fc9.x86_64 #1 SMP Thu Nov 13 20:29:07 EST 2008 x86_64 x86_64 x86_64 GNU/Linux


A DESCRIPTION OF THE PROBLEM :
Attempting to set a Window's background to null throws an exception. null background has been supported in all prior versions of the JDK.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Create a java.awt.Window and try to set its background to null.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
You expect the null background to be a valid value.
ACTUAL -
java.lang.NullPointerException

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Exception in thread "main" java.lang.NullPointerException
at java.awt.Window.setBackground(Window.java:3600)


REPRODUCIBILITY :
This bug can be reproduced always.

Release Regression From : 7
The above release value was the last known release where this
bug was not reproducible. Since then there has been a regression.

Release Regression From : 7
The above release value was the last known release where this
bug was not reproducible. Since then there has been a regression.