throw new TransportException(
                                String.format(
                                    "Transport was disconnected while waiting for a response (transport: %s state: %d),",
                                    this.name,
                                    this.state));
                        }

                        // finished connecting
                        return null;
                    }
                    // failure to connect
                    throw new SmbException("Tree disconnected while waiting for connection");
                }
                else if ( before == 2 ) {
                    // concurrently connected
                    return null;
                }

                                if (timeout <= 0) {
                                    throw new TransportException( this +
                                            " timedout waiting for response to " +
                                            req );
                                }
                            }
                            if (response.errorCode != 0) {

        "The pipe state is invalid.", "All pipe instances are busy.", "No process is on the other end of the pipe.", "The pipe is being closed.",
        "Waiting for a process to open the other end of the pipe.", "File is a directory.", "A duplicate name exists on the network.",

        "All pipe instances are busy.",
        "The pipe state is invalid.",
        "All pipe instances are busy.",
        "No process is on the other end of the pipe.",
        "The pipe is being closed.",
        "Waiting for a process to open the other end of the pipe.",
        "Access is denied.",
        "A duplicate name exists on the network.",
        "The specified network name is no longer available.",

                }
                catch ( InterruptedIOException ioe ) {
                    if ( log.isTraceEnabled() ) {
                        log.trace("Timeout waiting for response " + name.name, ioe);
                    }
                    throw new UnknownHostException(name.name);
                }
                catch ( IOException ioe ) {