无法解压缩客户端发送的请求尽管我能够将成功的请求发送到他们的服务器，但它一直抱怨我的打包机

如何解决无法解压缩客户端发送的请求尽管我能够将成功的请求发送到他们的服务器，但它一直抱怨我的打包机

我有两种发送和接收来自远程服务器的请求的实现。我能够成功发送请求并始终获得成功的响应。但是，当客户向我发送请求时，我的包装商会抱怨。更新打包程序会导致向客户端发送请求失败。以下是我的错误和配置。

<log realm="post-channel/XXX.XXX.XXX.XXX:7777" at="2020-10-19T18:45:05.561" lifespan="5248ms">
<receive>
<iso-exception>
  org.jpos.iso.IFA_LLCHAR: Problem unpacking field 94 (org.jpos.iso.ISOException: Invalid character found. Expected digit.) unpacking field=94,consumed=324
  org.jpos.iso.ISOException: org.jpos.iso.IFA_LLCHAR: Problem unpacking field 94 (org.jpos.iso.ISOException: Invalid character found. Expected digit.) unpacking field=94,consumed=324
    at org.jpos.iso.ISOBasePackager.unpack(ISOBasePackager.java:340)
    at org.jpos.iso.ISOMsg.unpack(ISOMsg.java:479)
    at org.jpos.iso.BaseChannel.unpack(BaseChannel.java:976)
    at org.jpos.iso.BaseChannel.receive(BaseChannel.java:746)
    at org.jpos.q2.iso.ChannelAdaptor$Receiver.run(ChannelAdaptor.java:332)
    at java.lang.Thread.run(Thread.java:748)
</iso-exception> 

10_channel.xml

<?xml version="1.0" encoding="UTF-8"?>
<channel-adaptor name="pesalink-channel" logger="Q2">
<channel class="org.jpos.iso.channel.ASCIIChannel" type="client" connect="yes" logger="Q2" realm="post-channel" packager="org.jpos.iso.packager.GenericPackager">
<property name="packager-config" value="cfg/customize.xml" />
<property name="host" value="XXX.XXX.XXX.XXX" />
<property name="port" value="7777" />
<property name="length-digits" value="6" />
<property name="connection-timeout" value="30000" />
<property name="timeout" value="300000" />
</channel>
<in>pesalink-channel-send</in>
<out>pesalink-channel-receive</out>
<reconnect-delay>10000</reconnect-delay>
<keep-alive>yes</keep-alive>
</channel-adaptor>

20_server.xml

<?xml version="1.0" ?>
<server name="server-receiving" class="org.jpos.q2.iso.QServer" logger="Q2">
<attr name="port" type="java.lang.Integer">7777</attr>
<channel name="channel-receive" class="org.jpos.iso.channel.NACChannel" packager="org.jpos.iso.packager.GenericPackager" logger="Q2">
 <property name="packager-config" value="cfg/customize2.xml" />
 </channel>
 <request-listener class="com.test.linkListener" logger="Q2" realm="incoming-request-listener"> 
 </request-listener>
 <in>NETWORK_IN</in>
 <out>NETWORK_OUT</out>
 </server>

接收请求的代码

public class linkListener implements ISORequestListener{

    private static final String FTREQUEST = "1200";
    private static final String REVADVICE = "1420";
    private static final String NETWORKREQ = "1804";

    @Autowired
    HttpHandler httpHandler;

    Log log1;

    @Override
    public boolean process(ISOSource source,ISOMsg m) {
        System.out.println("::::: Waiting :::::");
        log.info("::::: Inside  Listener :::::");
        try {
            String mti = m.getMTI();
            System.out.println("mti ::: " + mti);
            log.info("mti ::: " + mti);
            switch (mti) {
                case FTREQUEST:
                    log.info("Inside Financial Transaction Request");
                    String amt = m.getString(4);
                    Double amount1 = Double.parseDouble(amt);
                    Double amount2 = amount1 / 100;
                    String amount = String.format("%.2f",amount2);
                    log.info("amount formated ::: " + amount);

                    String stan = m.getString(11);
                    log.info("stan ::: " + stan);
                    String rrn = m.getString(37);
                    log.info("rrn ::: " + rrn);
                    String senderAccountNo = m.getString(102);
                    log.info("senderAccountNo ::: " + senderAccountNo);
                    String beneficiaryAccountNo = m.getString(103);
                    log.info("senderAccountNo ::: " + beneficiaryAccountNo);

                    m.set(39,"100");

                    m.setMTI("1210");
                    m.set(2,m.getString(2));
                    m.set(3,m.getString(3));
                    m.set(4,m.getString(4));
                    m.set(11,m.getString(11));
                    m.set(12,m.getString(12));
                    source.send(m);

                    break;
                case REVADVICE:
                    log.info("Reversal Advice");
                    break;
                case NETWORKREQ:
                    log.info("Network Management Request");
                    break;
            }

        } catch (Exception ex) {
            ex.printstacktrace(System.out);
        }
        return true;
    }
}