4.4.1 startup error

[Tyler Durvik]

I am running Windows 7 64-bit and have just downloaded ServiceMix.  I
unzip the file and try to run ServiceMix.  I get the following error:

D:\apache-servicemix-4.4.1>.\bin\servicemix.bat
Could not create framework: java.lang.ArrayIndexOutOfBoundsException: -1
java.lang.ArrayIndexOutOfBoundsException: -1
        at java.util.ArrayList.elementData(ArrayList.java:371)
        at java.util.ArrayList.get(ArrayList.java:384)
        at 
org.apache.felix.framework.BundleImpl.getCurrentModule(BundleImpl.java:1050)
        at 
org.apache.felix.framework.BundleImpl.getSymbolicName(BundleImpl.java:859)
        at org.apache.felix.framework.Felix.toString(Felix.java:1019)
        at org.apache.felix.framework.Logger.doLog(Logger.java:128)
        at org.apache.felix.framework.Logger._log(Logger.java:181)
        at org.apache.felix.framework.Logger.log(Logger.java:114)
        at 
org.apache.felix.framework.ExtensionManager.<init>(ExtensionManager.java:201)
        at org.apache.felix.framework.Felix.<init>(Felix.java:374)
        at 
org.apache.felix.framework.FrameworkFactory.newFramework(FrameworkFactory.java:28)
        at org.apache.karaf.main.Main.launch(Main.java:266)
        at org.apache.karaf.main.Main.main(Main.java:427)

Could someone please help me.  I am following the quick start guide.