java.io.IOException: The device is not ready

C:\ralm>java -jar rotmgModSelector_1.01.jar
java.io.IOException: The device is not ready
        at java.io.WinNTFileSystem.canonicalize0(Native Method)
        at java.io.Win32FileSystem.canonicalize(Unknown Source)
        at java.io.File.getCanonicalPath(Unknown Source)
        at com.nilly.rotmg.modifier.gui.MainWindow.initializeConfig(MainWindow.java:252)
        at com.nilly.rotmg.modifier.gui.MainWindow.initialize(MainWindow.java:93)
        at com.nilly.rotmg.modifier.gui.MainWindow.<init>(MainWindow.java:83)
        at com.nilly.rotmg.modifier.gui.MainWindow$1.run(MainWindow.java:69)
        at java.awt.event.InvocationEvent.dispatch(Unknown Source)
        at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
        at java.awt.EventQueue.access$200(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.awt.EventQueue$3.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
        at java.awt.EventQueue.dispatchEvent(Unknown Source)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
        at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
        at java.awt.EventDispatchThread.run(Unknown Source)

C:\ralm>pause
Press any key to continue . . .


--------------------------------------------------------------------------------


c:\ralm>java -version
java version "1.7.0_15"
Java(TM) SE Runtime Environment (build 1.7.0_15-b03)
Java HotSpot(TM) 64-Bit Server VM (build 23.7-b01, mixed mode)

c:\ralm>