samples json : "com.ctc.wstx.exc.WstxUnexpectedCharException: Unexpected character '{' (code 123) in prolog; expected '<'"

[albert kao]

How to fix the "com.ctc.wstx.exc.WstxUnexpectedCharException: Unexpected
character '{' (code 123) in prolog; expected '<'" in samples/json ?


cd $AXIS2_HOME/samples/json
ant run.client



client.compile:
    [javac] /home/carmen/axis2-1.7.9/samples/json/build.xml:66: warning:
'includeantruntime' was not set, defaulting to build.sysclasspath=last; set
to false for repeatable builds

client.jar:
      [jar] Building jar:
/home/carmen/axis2-1.7.9/samples/json/build/json-client.jar

run.client:
     [java] log4j:WARN No appenders could be found for logger
(org.apache.commons.httpclient.params.DefaultHttpParams).
     [java] log4j:WARN Please initialize the log4j system properly.
     [java] Response status code: 500
     [java] Response body:
     [java] <?xml version='1.0' encoding='UTF-8'?><soapenv:Envelope
xmlns:soapenv="http://www.w3.org/2003/05/soap-envelope";><soapenv:Header
xmlns:wsa="http://www.w3.org/2005/08/addressing";><wsa:Action>
http://www.w3.org/2005/08/addressing/soap/fault</wsa:Action></soapenv:Header><soapenv:Body><soapenv:Fault><soapenv:Code><soapenv:Value>soapenv:Receiver</soapenv:Value></soapenv:Code><soapenv:Reason><soapenv:Text
xml:lang="en-US">com.ctc.wstx.exc.WstxUnexpectedCharException: Unexpected
character '{' (code 123) in prolog; expected '&lt;'
     [java]  at [row,col {unknown-source}]:
[1,1]</soapenv:Text></soapenv:Reason><soapenv:Detail/></soapenv:Fault></soapenv:Body></soapenv:Envelope>