throw new IOException(
                        String.format("Message size %d exceeds maxiumum buffer size %d", nextCommand != 0 ? nextCommand : size, maximumBufferSize));
                }

                rl = nextCommand != 0 ? nextCommand : size;

                if ( log.isDebugEnabled() ) {
                    log.debug(String.format("Compound next command %d read size %d remain %d", nextCommand, rl, size));

        SmbFileHandleImpl fh = null;
        try ( SmbTreeHandleImpl h = ensureTreeConnected() ) {

            if ( log.isDebugEnabled() ) {
                log.debug(String.format("openUnshared: %s flags: %x access: %x attrs: %x options: %x", uncPath, flags, access, attrs, options));
            }

            Configuration config = h.getConfig();
            SmbBasicFileInfo info;