[java.lang.IllegalArgumentExcetpion: Invalid message code: The specified directory does not exist:]

It is a Java RuntimeException thrown when the specified directory does not exist.  

The sub classes of IllegalArgumentException:

IllegalChannelGroupException 
IllegalCharsetNameException 
IllegalFormatException
IllegalSelectorException
IllegalThreadStateException
InvalidKeyException
InvalidOpenTypeException
InvalidParameterException
InvalidPathException
KeyAlreadyExistsException
NumberFormatException
PatternSyntaxException
ProviderMismatchException
UnresolvedAddressException
UnsupportedAddressTypeException
UnsupportedCharsetException