Can't edit get rid of non-existent connector reference in resource generated by Resource wizard

   <connectorRef oid="d02e205b-7177-4aa6-b490-2e1c37c029f8" type="c:ConnectorType"><!-- ICF com.evolveum.polygon.csvfile.CSVFileConnector v1.4.0.49 --></connectorRef>

 <connectorRef type="ConnectorType">
                        <filter>
                        <q:equal>
                                <q:path>c:connectorType</q:path>
                          <q:value>com.evolveum.polygon.csvfile.CSVFileConnector</q:value>
                        </q:equal>
                      </filter>
                </connectorRef>

Couldn't save object.

    Save object (Gui)
    Context: object: resource:1fdaaa87-ea38-488a-8ca0-b55879842a28(Customer Feed)
    Cause:

    Target oid must not be null.

com.evolveum.midpoint.util.exception.SchemaException: Target oid must not be null.
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl.createDataObjectFromJAXB(SqlRepositoryServiceImpl.java:1519)
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl.modifyObjectAttempt(SqlRepositoryServiceImpl.java:1282)
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl.modifyObject_aroundBody14(SqlRepositoryServiceImpl.java:1203)
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl$AjcClosure15.run(SqlRepositoryServiceImpl.java:1)
at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
at com.evolveum.midpoint.util.aspect.MidpointAspect.wrapSubsystem(MidpointAspect.java:178)
at com.evolveum.midpoint.util.aspect.MidpointAspect.ajc$inlineAccessMethod$com_evolveum_midpoint_util_aspect_MidpointAspect$com_evolveum_midpoint_util_aspect_MidpointAspect$wrapSubsystem(MidpointAspect.java:1)
at com.evolveum.midpoint.util.aspect.MidpointAspect.processRepositoryNdc(MidpointAspect.java:58)
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl.modifyObject(SqlRepositoryServiceImpl.java:1148)
at com.evolveum.midpoint.repo.cache.RepositoryCache.modifyObject_aroundBody10(RepositoryCache.java:218)
at com.evolveum.midpoint.repo.cache.RepositoryCache$AjcClosure11.run(RepositoryCache.java:1)
at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
at com.evolveum.midpoint.util.aspect.MidpointAspect.wrapSubsystem(MidpointAspect.java:178)
at com.evolveum.midpoint.util.aspect.MidpointAspect.ajc$inlineAccessMethod$com_evolveum_midpoint_util_aspect_MidpointAspect$com_evolveum_midpoint_util_aspect_MidpointAspect$wrapSubsystem(MidpointAspect.java:1)
at com.evolveum.midpoint.util.aspect.MidpointAspect.processRepositoryNdc(MidpointAspect.java:58)
at com.evolveum.midpoint.repo.cache.RepositoryCache.modifyObject(RepositoryCache.java:216)
at com.evolveum.midpoint.model.impl.controller.ModelController.executeChanges_aroundBody4(ModelController.java:559)
at com.evolveum.midpoint.model.impl.controller.ModelController$AjcClosure5.run(ModelController.java:1)
at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
at com.evolveum.midpoint.util.aspect.MidpointAspect.wrapSubsystem(MidpointAspect.java:178)
at com.evolveum.midpoint.util.aspect.MidpointAspect.ajc$inlineAccessMethod$com_evolveum_midpoint_util_aspect_MidpointAspect$com_evolveum_midpoint_util_aspect_MidpointAspect$wrapSubsystem(MidpointAspect.java:1)
at com.evolveum.midpoint.util.aspect.MidpointAspect.processModelNdc(MidpointAspect.java:63)
at com.evolveum.midpoint.model.impl.controller.ModelController.executeChanges(ModelController.java:467)
at com.evolveum.midpoint.model.impl.controller.ModelController.executeChanges_aroundBody2(ModelController.java:460)
at com.evolveum.midpoint.model.impl.controller.ModelController$AjcClosure3.run(ModelController.java:1)
at org.aspectj.runtime.reflect.JoinPointImpl.proceed(JoinPointImpl.java:149)
at com.evolveum.midpoint.util.aspect.MidpointAspect.wrapSubsystem(MidpointAspect.java:178)
at com.evolveum.midpoint.util.aspect.MidpointAspect.ajc$inlineAccessMethod$com_evolveum_midpoint_util_aspect_MidpointAspect$com_evolveum_midpoint_util_aspect_MidpointAspect$wrapSubsystem(MidpointAspect.java:1)
at com.evolveum.midpoint.util.aspect.MidpointAspect.processModelNdc(MidpointAspect.java:63)
at com.evolveum.midpoint.model.impl.controller.ModelController.executeChanges(ModelController.java:456)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.wicket.proxy.LazyInitProxyFactory$JdkHandler.invoke(LazyInitProxyFactory.java:435)
at com.sun.proxy.$Proxy155.executeChanges(Unknown Source)
at com.evolveum.midpoint.web.page.admin.configuration.PageDebugView.savePerformed(PageDebugView.java:322)
at com.evolveum.midpoint.web.page.admin.configuration.PageDebugView$8.onSubmit(PageDebugView.java:226)
at org.apache.wicket.ajax.markup.html.form.AjaxSubmitLink$1.onSubmit(AjaxSubmitLink.java:116)
at org.apache.wicket.ajax.form.AjaxFormSubmitBehavior$1.onSubmit(AjaxFormSubmitBehavior.java:182)
at org.apache.wicket.markup.html.form.Form.delegateSubmit(Form.java:1266)
at org.apache.wicket.markup.html.form.Form.process(Form.java:938)
at org.apache.wicket.markup.html.form.Form.onFormSubmitted(Form.java:770)
at org.apache.wicket.ajax.form.AjaxFormSubmitBehavior.onEvent(AjaxFormSubmitBehavior.java:159)
at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:124)
at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:633)
at sun.reflect.GeneratedMethodAccessor445.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.wicket.RequestListenerInterface.internalInvoke(RequestListenerInterface.java:258)
at org.apache.wicket.RequestListenerInterface.invoke(RequestListenerInterface.java:241)
at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:250)
at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler.java:236)
at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:862)
at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:261)
at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:218)
at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289)
at org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259)
at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201)
at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:282)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:154)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:199)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:110)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:50)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.session.ConcurrentSessionFilter.doFilter(ConcurrentSessionFilter.java:125)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)
at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:344)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:261)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at com.evolveum.midpoint.web.util.MidPointProfilingServletFilter.doFilter(MidPointProfilingServletFilter.java:78)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.evolveum.midpoint.repo.sql.SqlRepositoryServiceImpl.createDataObjectFromJAXB(SqlRepositoryServiceImpl.java:1513)
... 113 more
Caused by: java.lang.IllegalArgumentException: Target oid must not be null.
at org.apache.commons.lang.Validate.notEmpty(Validate.java:321)
at com.evolveum.midpoint.repo.sql.data.common.embedded.REmbeddedReference.copyFromJAXB(REmbeddedReference.java:121)
at com.evolveum.midpoint.repo.sql.util.RUtil.jaxbRefToEmbeddedRepoRef(RUtil.java:224)
at com.evolveum.midpoint.repo.sql.data.common.RResource.copyFromJAXB(RResource.java:145)
... 118 more