javac fails on win32 when using JDK1.1.6C or 1.1.6D builds with the following error...

java.lang.Error: Fatal: Resource for javac is missing
at sun.tools.javac.Main.initResource(Main.java:99)
at sun.tools.javac.Main.getText(Main.java:125)
at
sun.tools.javac.BatchEnvironment.errorString(BatchEnvironment.java:5
6)
at
sun.tools.javac.BatchEnvironment.error(BatchEnvironment.java:799)
at sun.tools.java.Environment.error(Environment.java:619)
at sun.tools.java.Environment.error(Environment.java:619)
at sun.tools.java.Environment.error(Environment.java:619)
at sun.tools.java.Environment.error(Environment.java:622)
at
sun.tools.javac.SourceClass.checkOverride(SourceClass.java:271)
at
sun.tools.javac.SourceClass.checkOverride(SourceClass.java:302)
at
sun.tools.javac.SourceClass.checkOverride(SourceClass.java:302)
at
sun.tools.javac.SourceClass.checkOverride(SourceClass.java:302)
at sun.tools.javac.SourceClass.checkFields(SourceClass.java:783)
at
sun.tools.javac.SourceClass.checkInternal(SourceClass.java:618)
at sun.tools.javac.SourceClass.check(SourceClass.java:569)
at sun.tools.javac.Main.compile(Main.java:318)
at sun.tools.javac.Main.main(Main.java:473)
java.lang.Error: Fatal: Resource for javac is missing
at sun.tools.javac.Main.initResource(Main.java:99)
at sun.tools.javac.Main.getText(Main.java:125)
at
sun.tools.javac.BatchEnvironment.errorString(BatchEnvironment.java:5
6)
at
sun.tools.javac.BatchEnvironment.error(BatchEnvironment.java:799)
at sun.tools.java.Environment.error(Environment.java:631)
at sun.tools.javac.Main.compile(Main.java:386)
at sun.tools.javac.Main.main(Main.java:473)