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    <title>topic Warning ERROR: Gwt.create() ¿what is the problem? in Alfresco Archive</title>
    <link>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153300#M107887</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Deploy activiti 8.5 on websphere express and Oracle 10g express&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;I have the following error or warning in the log.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.lang.UnsupportedOperationException: ERROR: GWT.create() is only usable in client code!&amp;nbsp; It cannot be called, for example, from server code.&amp;nbsp; If you are running a unit test, check that your test case extends GWTTestCase and that GWT.create() is not called from within an initializer or constructor.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;thanks!&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;More…&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;[9/3/13 4:26:46:044 ADT] 0000007e Application&amp;nbsp;&amp;nbsp; E&amp;nbsp;&amp;nbsp; Terminal error:&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; java.lang.ExceptionInInitializerError&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:250)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.forNameImpl(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.forName(Class.java:170)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.oti.reflect.AnnotationParser.parseClass(AnnotationParser.java:217)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.oti.reflect.AnnotationParser.parseElementValue(AnnotationParser.java:170)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.oti.reflect.AnnotationParser.parseAnnotation(AnnotationParser.java:143)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.oti.reflect.AnnotationParser.parseAnnotations(AnnotationParser.java:57)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.getDeclaredAnnotations(Class.java:1664)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.getAnnotations(Class.java:1627)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.getAnnotation(Class.java:1601)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.Class.isAnnotationPresent(Class.java:1695)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.JsonPaintTarget.hasClientWidgetMapping(JsonPaintTarget.java:1063)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.JsonPaintTarget.getTag(JsonPaintTarget.java:1036)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.ui.AbstractComponent.paint(AbstractComponent.java:734)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.AbstractCommunicationManager.writeUidlResponce(AbstractCommunicationManager.java:1044)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.AbstractCommunicationManager.paintAfterVariableChanges(AbstractCommunicationManager.java:925)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.AbstractCommunicationManager.doHandleUidlRequest(AbstractCommunicationManager.java:792)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.CommunicationManager.handleUidlRequest(CommunicationManager.java:325)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.vaadin.terminal.gwt.server.AbstractApplicationServlet.service(AbstractApplicationServlet.java:501)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1214)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:774)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:456)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.WebAppFilterChain.invokeTarget(WebAppFilterChain.java:125)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:92)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at org.activiti.explorer.filter.ExplorerFilter.doFilter(ExplorerFilter.java:44)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:192)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:89)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:926)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1023)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3703)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:304)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:962)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1662)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:195)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:458)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:522)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:311)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:87)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1783)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;Caused by: java.lang.UnsupportedOperationException: ERROR: GWT.create() is only usable in client code!&amp;nbsp; It cannot be called, for example, from server code.&amp;nbsp; If you are running a unit test, check that your test case extends GWTTestCase and that GWT.create() is not called from within an initializer or constructor.&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.google.gwt.core.client.GWT.create(GWT.java:92)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at com.google.gwt.user.client.ui.UIObject.&amp;lt;clinit&amp;gt;(UIObject.java:188)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initializeImpl(Native Method)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;at java.lang.J9VMInternals.initialize(J9VMInternals.java:228)&lt;/SPAN&gt;&lt;BR /&gt;&lt;SPAN&gt;&amp;nbsp;&amp;nbsp;&amp;nbsp;… 53 more&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Tue, 03 Sep 2013 16:18:20 GMT</pubDate>
    <dc:creator>jeanfranco</dc:creator>
    <dc:date>2013-09-03T16:18:20Z</dc:date>
    <item>
      <title>Warning ERROR: Gwt.create() ¿what is the problem?</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153300#M107887</link>
      <description>Deploy activiti 8.5 on websphere express and Oracle 10g expressI have the following error or warning in the log.Caused by: java.lang.UnsupportedOperationException: ERROR: GWT.create() is only usable in client code!&amp;nbsp; It cannot be called, for example, from server code.&amp;nbsp; If you are running a unit test,</description>
      <pubDate>Tue, 03 Sep 2013 16:18:20 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153300#M107887</guid>
      <dc:creator>jeanfranco</dc:creator>
      <dc:date>2013-09-03T16:18:20Z</dc:date>
    </item>
    <item>
      <title>Re: Warning ERROR: Gwt.create() ¿what is the problem?</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153301#M107888</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;I never saw that error … so it must be due to websphere or the JDK. Could you try on tomcat or something simpler?&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 04 Sep 2013 09:51:30 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153301#M107888</guid>
      <dc:creator>jbarrez</dc:creator>
      <dc:date>2013-09-04T09:51:30Z</dc:date>
    </item>
    <item>
      <title>Re: Warning ERROR: Gwt.create() ¿what is the problem?</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153302#M107889</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;you uninstall and install everything again, and fly to spend the same.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;I have not tomcat.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;websphere 8.5 to deploy the WAR&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;not impede the performance of activiti.&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;but gives that error for the first time deplegar WAR?&lt;/SPAN&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Fri, 06 Sep 2013 17:51:46 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153302#M107889</guid>
      <dc:creator>jeanfranco</dc:creator>
      <dc:date>2013-09-06T17:51:46Z</dc:date>
    </item>
    <item>
      <title>Re: Warning ERROR: Gwt.create() ¿what is the problem?</title>
      <link>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153303#M107890</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;SPAN&gt;Sorry, I don't really get what you are trying to say beyond that you have no Tomcat. By the way Tomcat is free and open source and straight away downloadable….&lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;SPAN&gt;Being the good guy that I am, I copied your exception in Google and got as a first result the following link. From the Vaadin forum from someone having the same error on WAS 8. And a solution: &lt;/SPAN&gt;&lt;A href="https://vaadin.com/forum/#!/thread/1121345" rel="nofollow noopener noreferrer"&gt;https://vaadin.com/forum/#!/thread/1121345&lt;/A&gt;&lt;SPAN&gt;&amp;nbsp; &lt;/SPAN&gt;&lt;BR /&gt;&lt;BR /&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 12 Sep 2013 12:17:14 GMT</pubDate>
      <guid>https://connect.hyland.com/t5/alfresco-archive/warning-error-gwt-create-what-is-the-problem/m-p/153303#M107890</guid>
      <dc:creator>jbarrez</dc:creator>
      <dc:date>2013-09-12T12:17:14Z</dc:date>
    </item>
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