DCM4CHEE 2.18.3 Error after integrating Weasis - Internal error Throwable: ITab.getPanel() returned null. TabbedPanel [0:modules] ITab index [0

[Azeem]

Hi, I am trying to test dcm4chee 2.18.3 with following specifications:-
Windows 7 64 bit
DCM4CHEE 2.18.3
JDK 7 update 79 32 bit
Weasis viewer 2.5.0
Everything was working fine before i tried integrating weasis viewer. After integrating weasis by following instructions on https://dcm4che.atlassian.net/wiki/display/WEA/Installing+Weasis+in+DCM4CHEE, i get following error at login
 Internal error
Throwable: ITab.getPanel() returned null. TabbedPanel [0:modules] ITab index [0]
Page: class org.apache.wicket.Page

Detailed error log
2017-02-06 14:24:13,041 ERROR -> (http-0.0.0.0-8080-1) [org.dcm4chee.web.common.secure.SecureTab] Can't instantiate Panel for panel
java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
    at org.dcm4chee.web.common.secure.SecureTab.getPanel(SecureTab.java:124)
    at org.apache.wicket.extensions.markup.html.tabs.TabbedPanel.setSelectedTab(TabbedPanel.java:356)
    at org.apache.wicket.extensions.markup.html.tabs.TabbedPanel.onBeforeRender(TabbedPanel.java:241)
    at org.apache.wicket.Component.internalBeforeRender(Component.java:1069)
    at org.apache.wicket.Component.beforeRender(Component.java:1103)
    at org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1777)
    at org.apache.wicket.Component.onBeforeRender(Component.java:4001)
    at org.apache.wicket.Page.onBeforeRender(Page.java:1555)
    at org.apache.wicket.Component.internalBeforeRender(Component.java:1069)
    at org.apache.wicket.Component.beforeRender(Component.java:1103)
    at org.apache.wicket.Component.prepareForRender(Component.java:2297)
    at org.apache.wicket.Page.prepareForRender(Page.java:1545)
    at org.apache.wicket.Component.prepareForRender(Component.java:2329)
    at org.apache.wicket.Page.renderPage(Page.java:912)
    at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.respond(BookmarkablePageRequestTarget.java:261)
    at org.apache.wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:105)
    at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1287)
    at org.apache.wicket.RequestCycle.step(RequestCycle.java:1358)
    at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1465)
    at org.apache.wicket.RequestCycle.request(RequestCycle.java:545)
    at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486)
    at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
    at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
    at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
    at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:393)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NoSuchMethodError: org.dcm4chee.web.common.webview.link.WebviewerLinkProvider.supportViewingAllSelection()Z
    at org.dcm4chee.web.war.folder.StudyListPage.addActions(StudyListPage.java:1343)
    at org.dcm4chee.web.war.folder.StudyListPage.<init>(StudyListPage.java:416)
    ... 46 more
2017-02-06 14:24:13,053 ERROR -> (http-0.0.0.0-8080-1) [org.apache.wicket.RequestCycle] ITab.getPanel() returned null. TabbedPanel [0:modules] ITab index [0]
org.apache.wicket.WicketRuntimeException: ITab.getPanel() returned null. TabbedPanel [0:modules] ITab index [0]
    at org.apache.wicket.extensions.markup.html.tabs.TabbedPanel.setSelectedTab(TabbedPanel.java:359)
    at org.apache.wicket.extensions.markup.html.tabs.TabbedPanel.onBeforeRender(TabbedPanel.java:241)
    at org.apache.wicket.Component.internalBeforeRender(Component.java:1069)
    at org.apache.wicket.Component.beforeRender(Component.java:1103)
    at org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1777)
    at org.apache.wicket.Component.onBeforeRender(Component.java:4001)
    at org.apache.wicket.Page.onBeforeRender(Page.java:1555)
    at org.apache.wicket.Component.internalBeforeRender(Component.java:1069)
    at org.apache.wicket.Component.beforeRender(Component.java:1103)
    at org.apache.wicket.Component.prepareForRender(Component.java:2297)
    at org.apache.wicket.Page.prepareForRender(Page.java:1545)
    at org.apache.wicket.Component.prepareForRender(Component.java:2329)
    at org.apache.wicket.Page.renderPage(Page.java:912)
    at org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.respond(BookmarkablePageRequestTarget.java:261)
    at org.apache.wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:105)
    at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1287)
    at org.apache.wicket.RequestCycle.step(RequestCycle.java:1358)
    at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1465)
    at org.apache.wicket.RequestCycle.request(RequestCycle.java:545)
    at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:486)
    at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:319)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
    at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
    at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
    at org.apache.catalina.authenticator.SingleSignOn.invoke(SingleSignOn.java:393)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
    at java.lang.Thread.run(Thread.java:745)
2017-02-06 14:24:13,056 INFO  -> (http-0.0.0.0-8080-1) [STDOUT] throwable: class org.apache.wicket.WicketRuntimeException ITab.getPanel() returned null. TabbedPanel [0:modules] ITab index [0]

[Azeem]

Issue resolved by replacing dcm4chee-web-ear-3.0.7-mysql.ear with dcm4chee-web-ear-3.0.5-mysql in deploy folder.

[Faisal Naveed]

Your Reply also resolved my Issue , 

So many thanks and regards

[VijaiPrabu Nadarajan]

Dear All,

Am also getting the same error, requesting your help on the same. 

[Supriya Bhilare]

I tried by replacing the file dcm4chee-web-ear-3.0.3-mssql.ear   with dcm4chee-web-ear-3.0.5-mssql .but still not able to get the home page  of  dcm4chee web3 server .can anyone give any suggestion ??