org.kie.services.client.serialization.SerializationException: Unsupported JAXB Class encountered during initialization: Exception Description: Name collision. Two classes have the XML type with uri http://www.w3.org/2001/XMLSchema and name string.

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Unsupported JAXB Class encountered during initialization: Exception Description: Name collision. Two classes have the XML type with uri http://www.w3.org/2001/XMLSchema and name string.
javax.xml.bind.JAXBException: Exception Description: Name collision. Two classes have the XML type with uri http://www.w3.org/2001/XMLSchema and name string. - with linked exception: [Exception [EclipseLink-50007] (Eclipse Persistence Services - 2.6.1.v20150916-55dc7c3): org.eclipse.persistence.exceptions.JAXBException Exception Description: Name collision. Two classes have the XML type with uri http://www.w3.org/2001/XMLSchema and name string.]
at org.eclipse.persistence.jaxb.JAXBContext$TypeMappingInfoInput.createContextState(JAXBContext.java:1127)
at org.eclipse.persistence.jaxb.JAXBContext.(JAXBContext.java:192)
at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:165)
at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:152)
at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:112)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:247)
at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:234)
at javax.xml.bind.ContextFinder.find(ContextFinder.java:441)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:641)
at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:584)
at org.kie.remote.client.jaxb.ClientJaxbSerializationProvider.initialize(ClientJaxbSerializationProvider.java:103)
at org.kie.remote.client.jaxb.ClientJaxbSerializationProvider.initialize(ClientJaxbSerializationProvider.java:98)
at org.kie.remote.client.jaxb.ClientJaxbSerializationProvider.newInstance(ClientJaxbSerializationProvider.java:93)
at org.kie.services.client.api.command.RemoteConfiguration.initializeJaxbSerializationProvider(RemoteConfiguration.java:90)
at org.kie.services.client.api.command.AbstractRemoteCommandObject.(AbstractRemoteCommandObject.java:79)
at org.kie.services.client.api.command.KieSessionClientCommandObject.(KieSessionClientCommandObject.java:51)
at model.contracts.projects.entity.java.ProjectReviewApproval.projectApprovalFlowCall(ProjectReviewApproval.java:259)
at model.contracts.projects.entity.ProjectsEOImpl.doDML(ProjectsEOImpl.java:48)
at oracle.jbo.server.EntityImpl.postChanges(EntityImpl.java:7455)
at oracle.jbo.server.EntityImpl.callPostChanges(EntityImpl.java:7236)
at oracle.jbo.server.DBTransactionImpl.doPostTransactionListeners(DBTransactionImpl.java:3379)
at oracle.jbo.server.DBTransactionImpl.postChanges(DBTransactionImpl.java:3173)
at oracle.jbo.server.DBTransactionImpl.commitInternal(DBTransactionImpl.java:2174)
at oracle.jbo.server.DBTransactionImpl.commit(DBTransactionImpl.java:2453)
at oracle.adf.model.bc4j.DCJboDataControl.commitTransaction(DCJboDataControl.java:1751)
at oracle.adf.model.binding.DCDataControl.callCommitTransaction(DCDataControl.java:1477)
at oracle.jbo.uicli.binding.JUCtrlActionBinding.doIt(JUCtrlActionBinding.java:1521)
at oracle.adf.model.binding.DCDataControl.invokeOperation(DCDataControl.java:2294)
at oracle.jbo.uicli.binding.JUCtrlActionBinding.invoke(JUCtrlActionBinding.java:785)
at oracle.adf.controller.v2.lifecycle.PageLifecycleImpl.executeEvent(PageLifecycleImpl.java:414)
at oracle.adfinternal.view.faces.model.binding.FacesCtrlActionBinding._execute(FacesCtrlActionBinding.java:254)
at oracle.adfinternal.view.faces.model.binding.FacesCtrlActionBinding.execute(FacesCtrlActionBinding.java:212)
at view.projectManage.ProjectManagesBean.OnSaveOfProjectRefIter(ProjectManagesBean.java:123)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at com.sun.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:181)
at com.sun.el.parser.AstValue.invoke(AstValue.java:289)
at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:304)
at javax.faces.event.MethodExpressionActionListener.processAction(MethodExpressionActionListener.java:147)
at org.apache.myfaces.trinidad.component.UIXComponentBase.broadcast(UIXComponentBase.java:1126)
at org.apache.myfaces.trinidad.component.UIXCommand.broadcast(UIXCommand.java:179)
at oracle.adf.view.rich.event.ProxyEvent.broadcastWrappedEvent(ProxyEvent.java:72)
at oracle.adf.view.rich.component.fragment.UIXRegion._handleProxyEvent(UIXRegion.java:933)
at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:117)
at oracle.adf.view.rich.event.ProxyEvent.broadcastWrappedEvent(ProxyEvent.java:72)
at oracle.adf.view.rich.component.fragment.UIXRegion._handleProxyEvent(UIXRegion.java:933)
at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:117)
at oracle.adf.view.rich.event.ProxyEvent.broadcastWrappedEvent(ProxyEvent.java:72)
at oracle.adf.view.rich.component.fragment.UIXRegion._handleProxyEvent(UIXRegion.java:933)
at oracle.adf.view.rich.component.fragment.UIXRegion.broadcast(UIXRegion.java:117)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:790)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._invokeApplication(LifecycleImpl.java:1207)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executeInvokeApplication(LifecycleImpl.java:607)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:348)
at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:224)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:650)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286)
at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350)
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25)
at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:194)
at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:105)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:529)
at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:529)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:354)
at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:232)
at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:166)
at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:141)
at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:315)
at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:649)
at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:124)
at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:232)
at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:94)
at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:224)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)
at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32)
at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)
at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3654)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326)
at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:196)
at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203)
at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71)
at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2423)
at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2280)
at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2258)
at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1626)
at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1586)
at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270)
at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348)
at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333)
at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54)
at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41)
at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:617)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:397)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:346)

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