Thanks for the suggestion! But it did not work.
Below is the stacktrace as it is shown in the Error log. I changed the IP addresses below to 0s.
Thu Feb 05 09:22:25 CET 2015:ERROR:org.apache.http.conn.HttpHostConnectException: Connection to http://00.00.00.00:0000 refused
org.apache.http.conn.HttpHostConnectException: Connection to http://00.00.00.00:0000 refused
at com.eviware.soapui.impl.wsdl.support.http.SoapUIMultiThreadedHttpConnectionManager$SoapUIClientConnectionOperator.openConnection(SoapUIMultiThreadedHttpConnectionManager.java:279)
at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:149)
at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:121)
at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:561)
at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:415)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:820)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:754)
at com.eviware.soapui.impl.wsdl.support.http.HttpClientSupport$Helper.execute(HttpClientSupport.java:233)
at com.eviware.soapui.impl.wsdl.support.http.HttpClientSupport.execute(HttpClientSupport.java:323)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.submitRequest(HttpClientRequestTransport.java:290)
at com.eviware.soapui.impl.wsdl.submit.transports.http.HttpClientRequestTransport.sendRequest(HttpClientRequestTransport.java:220)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.run(WsdlSubmit.java:119)
at com.eviware.soapui.impl.wsdl.WsdlSubmit.submitRequest(WsdlSubmit.java:80)
at com.eviware.soapui.impl.wsdl.WsdlRequest.submit(WsdlRequest.java:217)
at com.eviware.soapui.impl.wsdl.teststeps.WsdlTestRequestStep.run(WsdlTestRequestStep.java:363)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.runTestStep(AbstractTestCaseRunner.java:213)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCaseRunner.runCurrentTestStep(WsdlTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:139)
at com.eviware.soapui.impl.wsdl.support.AbstractTestCaseRunner.internalRun(AbstractTestCaseRunner.java:47)
at com.eviware.soapui.impl.wsdl.support.AbstractTestRunner.run(AbstractTestRunner.java:129)
at com.eviware.soapui.impl.wsdl.support.AbstractTestRunner.start(AbstractTestRunner.java:77)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCase.run(WsdlTestCase.java:595)
at com.eviware.soapui.impl.wsdl.testcase.WsdlTestCase.run(WsdlTestCase.java:77)
at com.eviware.soapui.model.testsuite.TestCase$run.call(Unknown Source)
at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:45)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:108)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:120)
at Script11.sendMessage(Script11.groovy:78)
at Script11$sendMessage.callCurrent(Unknown Source)
at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallCurrent(CallSiteArray.java:49)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:133)
at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:145)
at Script11.run(Script11.groovy:45)
at com.eviware.soapui.support.scripting.groovy.SoapUIGroovyScriptEngine.run(SoapUIGroovyScriptEngine.java:92)
at com.eviware.soapui.support.scripting.groovy.SoapUIProGroovyScriptEngineFactory$SoapUIProGroovyScriptEngine.run(SourceFile:79)
at com.eviware.soapui.impl.wsdl.mock.dispatch.ScriptMockOperationDispatcher.selectMockResponse(ScriptMockOperationDispatcher.java:87)
at com.eviware.soapui.impl.rest.mock.RestMockAction.dispatchRequest(RestMockAction.java:135)
at com.eviware.soapui.impl.rest.mock.RestMockDispatcher.getMockResult(RestMockDispatcher.java:74)
at com.eviware.soapui.impl.rest.mock.RestMockDispatcher.dispatchRequest(RestMockDispatcher.java:49)
at com.eviware.soapui.impl.wsdl.mock.WsdlMockRunner.dispatchRequest(WsdlMockRunner.java:142)
at com.eviware.soapui.monitor.JettyMockEngine$ServerHandler.handle(JettyMockEngine.java:604)
at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
at org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:945)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:756)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.DualStackPlainSocketImpl.connect0(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
at java.net.PlainSocketImpl.connect(Unknown Source)
at java.net.SocksSocketImpl.connect(Unknown Source)
at java.net.Socket.connect(Unknown Source)
at org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:123)
at com.eviware.soapui.impl.wsdl.support.http.SoapUIMultiThreadedHttpConnectionManager$SoapUIClientConnectionOperator.openConnection(SoapUIMultiThreadedHttpConnectionManager.java:262)
... 52 more