Re[4]: HTTP :unsupported content-encoding of '' found

I don't control the server, so I need a client side solution.
Could I set a default content encoding if the server is not sending one?

Thank you.

------ Original Message ------
From: "Andreas Veithen" <[email protected]>
To: "Sterpu Victor" <[email protected]>
Cc: "java-user" <[email protected]>
Sent: 19/11/2016 7:04:16 PM
Subject: Re: Re[2]: HTTP :unsupported content-encoding of '' found

>According to the HTTP/1.1 specification the Content-Encoding header 
>must have the following form:
>
>Content-Encoding = "Content-Encoding" ":" 1#content-coding
>
>I.e. an empty value is not allowed, so this is a server side problem.
>
>Andreas
>
>
>On Nov 19, 2016 4:30 PM, "Sterpu Victor" <[email protected]> wrote:
>>Yes, I traced everything with fiddler.
>>I can now see that "Content-Encoding: " is not defined. If this is the 
>>reason can I safely ignore this error?
>>This is the raw header:
>>
>>HTTP/1.1 200 OK
>>X-Backside-Transport: OK OK
>>Connection: Keep-Alive
>>Transfer-Encoding: chunked
>>Date: Sat, 19 Nov 2016 16:08:44 GMT
>>X-Powered-By: Servlet/3.0
>>SOAPAction: 
>>"core.des.uti.ro/StoreClinicalDocument/storeClinicalDocumentSRequest"
>>$WSPR: HTTP/1.1
>>User-Agent: Axis2
>>x509: ********************
>>Host: ws.des-cnas.ro
>>_WS_HAPRT_WLMVERSION: -1
>>$WSIS: false
>>Surrogate-Capability: WS-ESI="ESI/1.0+"
>>Via: 1.1 AQAAAEZVhAE-
>>$WSRA: 172.30.8.81
>>OSCP_RESPONSE: *****************
>>$WSSC: http
>>X-Client-IP: ****
>>serial: ******************
>>$WSRH: 172.30.8.81
>>Expect: 100-Continue
>>Authorization: Basic ***************************************
>>issuer: C=RO, O=certSIGN, OU=certSIGN Qualified CA Class 3 G2, 
>>CN=certSIGN Qualified CA Class 3 G2
>>$WSSN: ws.des-cnas.ro
>>$WSSP: 80
>>Content-Type: text/xml
>>Content-Encoding:
>>Content-Language: en-US
>>X-Archived-Client-IP: ****
>>
>>
>>------ Original Message ------
>>From: "Andreas Veithen" <[email protected]>
>>To: "Sterpu Victor" <[email protected]>; "java-user" 
>><[email protected]>
>>Sent: 19/11/2016 6:04:04 PM
>>Subject: Re: HTTP :unsupported content-encoding of '' found
>>
>>>Can you show us the HTTP headers of the response?
>>>
>>>Andreas
>>>
>>>
>>>On Nov 19, 2016 3:45 PM, "Sterpu Victor" <[email protected]> wrote:
>>>>I' receiving the error: Caused by: org.apache.axis2.AxisFault: HTTP 
>>>>:unsupported content-encoding of '' found
>>>>The SOAP call runs fine on the server, but on the client side this 
>>>>error appears.
>>>>How can I fix this? I could catch this exception and consider that 
>>>>the call is fine, but can I fix it in another way?
>>>>
>>>>This is the whole stack trace:
>>>>Caused by: org.apache.axis2.AxisFault: HTTP :unsupported 
>>>>content-encoding of '' found
>>>>  at 
>>>>org.apache.axis2.transport.http.impl.httpclient3.HTTPSenderImpl.processResponse(HTTPSenderImpl.java:476)
>>>>  at 
>>>>org.apache.axis2.transport.http.impl.httpclient3.HTTPSenderImpl.handleResponse(HTTPSenderImpl.java:311)
>>>>  at 
>>>>org.apache.axis2.transport.http.impl.httpclient3.HTTPSenderImpl.sendViaPost(HTTPSenderImpl.java:213)
>>>>  at 
>>>>org.apache.axis2.transport.http.HTTPSender.send(HTTPSender.java:121)
>>>>  at 
>>>>org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:403)
>>>>  at 
>>>>org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:234)
>>>>  at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:431)
>>>>  at 
>>>>org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:399)
>>>>  at 
>>>>org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:225)
>>>>  at 
>>>>org.apache.axis2.client.OperationClient.execute(OperationClient.java:150)
>>>>  at 
>>>>stubs.StoreClinicalDocument.client.StoreClinicalDocumentStub.storeClinicalDocumentS(StoreClinicalDocumentStub.java:377)
>>>>
>>>>In StoreClinicalDocumentStub.java, at the line 377 I have: 
>>>>"_operationClient.execute(true);"
>>>>
>>>>Thank you.
>>>>
>>>>