JITSI client XCAP issue

@damencho i am using jitsi client, i want to upload contacts to SIP user using XCAP option,have created xml file as below , have tried both Content-Type: application/xcap-el+xml
and Content-Type: application/xml


i’m using SIP server as XCAP server

jitsi shows following error
impl.protocol.sip.SipLogger.logError().133 Error from the JAIN-SIP stack: Invalid argument address = ::0 port = 5060 transport = UDP
2019-07-12 12:01:34.393 SEVERE: [706] impl.protocol.sip.ServerStoredContactListSipImpl.init().646 Error while connecting to XCAP server. Contact list won’t be saved
net.java.sip.communicator.impl.protocol.sip.xcap.XCapException: XCAP server returns invalid content type: application/xcap-el+xml