為什麼 SOAP 服務 (jax-ws) 在 Linux 作業系統上在一段時間後停止並拋出 WebServiceTransportException: Unauthorized ]？

servlet.service() for servlet [dispatcherservlet] in context with path [/api] threw exception [request processing failed: org.springframework.ws.client.webservicetransportexception: unauthorized [401]] with root cause

org.springframework.ws.client.webservicetransportexception: unauthorized [401]
    at org.springframework.ws.client.core.webservicetemplate.handleerror(webservicetemplate.java:665) ~[spring-ws-core-4.0.2.jar!/:na]
    at org.springframework.ws.client.core.webservicetemplate.dosendandreceive(webservicetemplate.java:587) ~[spring-ws-core-4.0.2.jar!/:na]
    at org.springframework.ws.client.core.webservicetemplate.sendandreceive(webservicetemplate.java:538) ~[spring-ws-core-4.0.2.jar!/:na]
    at

@configuration
@requiredargsconstructor
public class customerpaymentclientconfig {

    @bean
    public jaxb2marshaller marshaller() {
        jaxb2marshaller marshaller = new jaxb2marshaller();
        marshaller.setcontextpath("com.example.wsdl");
        return marshaller;
    }

    @bean
    public webservicetemplate webservicetemplate(webservicetemplatebuilder builder, jaxb2marshaller marshaller) throws exception {

        return builder
                .setdefaulturi("https://service.example.com/webportalvc/paymentws")
                .setmarshaller(marshaller)
                .setunmarshaller(marshaller)
                .build();
    }
}

@service
@requiredargsconstructor
public class gpppaymentclient extends webservicegatewaysupport {
    private final webservicetemplate webservicetemplate;
    private final jaxb2marshaller marshaller;

    public initiatepaymentresponse initiatepayment(messageheader messageheader, initiatepayment initiationrequest) {

        jaxbelement<initiatepaymentresponse> object = (jaxbelement<initiatepaymentresponse>) webservicetemplate.marshalsendandreceive(initiationrequest, webservicemessage -> {
            try {
                string namespaceser = "http://services.ws.payment.example.net/";
                soapmessage soapmessage = (soapmessage) webservicemessage;
                soapheader header = soapmessage.getsoapheader();
                header.addnamespacedeclaration("ser", namespaceser);

                objectfactory objectfactory = new objectfactory();
                messageheader soapheader = objectfactory.createmessageheader();
                soapheader.setuserid(messageheader.getuserid());
                soapheader.setreceiverid(messageheader.getreceiverid());
                soapheader.settransactionid(messageheader.gettransactionid());
                soapheader.setmessagedatetime(messageheader.getmessagedatetime());
                jaxbelement<messageheader> headerelement = new jaxbelement<>(new qname("http://services.ws.payment.example.net/", "messageheader"), messageheader.class, null, soapheader);
                marshaller.marshal(headerelement, header.getresult());
                jaxbelement<initiatepayment> bodyelement = new jaxbelement<>(new qname("http://test.ws.payment.example.net/", "initiatepayment"), initiatepayment.class, null, initiationrequest);
                marshaller.marshal(bodyelement, soapmessage.getpayloadresult());

            } catch (exception e) {
                log.info(e.tostring());
            }
        });
        return object.getvalue();
    }
}

@Bean
public void addProperties() {
    System.setProperty("javax.net.ssl.keyStore", keyStoreLocation);
    System.setProperty("javax.net.ssl.keyStorePassword", keyStorePassword);
    System.setProperty("javax.net.ssl.trustStore", cacertLocation);
    System.setProperty("javax.net.ssl.trustStorePassword", cacertPassword);
}