javax.net.ssl.DefaultSSLSocketFactory.createSocket(Unknown Source)

Dear all,
In FNDOPPS*, we found error after OS upgrade patches (AIX). Besides, the logo (jpg) cannot be shown in PDF which is generated by XML publisher. Could you please share the idea and experience? Thank you.

[UNEXPECTED] [799132:RT5857281] java.net.SocketException
        at javax.net.ssl.DefaultSSLSocketFactory.createSocket(Unknown Source)
        at com.ibm.net.ssl.www.protocol.https.b.b(Unknown Source)
        at com.ibm.net.ssl.www.protocol.http.cb.a(Unknown Source)
        at com.ibm.net.ssl.www.protocol.http.cb.p(Unknown Source)
        at com.ibm.net.ssl.www.protocol.https.b.<init>(Unknown Source)
        at com.ibm.net.ssl.www.protocol.https.b.a(Unknown Source)