Hi Ivan,

from the provided stack trace it is hard to tell, what is going on. If by any 
chance you can provide an reproducible example on github, we could have a look 
at it ant try to fix it. No promises, though.

That said, as Apache Isis v2 is in the making and will likely be released 2021, 
I'd suggest to consider migrating, as we will definitely provide bug fixes for 
v2, but less so for v1.17.

Cheers Andi

On 2021/01/25 23:02:41, Ivan Alberto Palomeque <ivan.ap9...@gmail.com> wrote: 
> Hi team,
> Im ivan, Im doing the work together with sofia and this problem arose as a 
> result of the image loading.
> the problem is that loading another image crashes the project and throws the 
> following error.
> 
> 19581 19:51:55,405  [ClassCryptFactory    qtp1152554134-17 INFO ]  using 
> encryption/decryption object org.apache.wicket.util.crypt.SunJceCrypt@2e2b4d26
> 38635 19:52:14,459  [Query                qtp1152554134-18 ERROR]  No era 
> posible crear un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetype
> s.IsisBlobMapping"!
> No era posible crear un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobMapping" como 
> no lo soportamos
> org.datanucleus.exceptions.NucleusException: No era posible crear un 
> SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobMapping" com
> o no lo soportamos
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:189)
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:155)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.getStatement(LocateBulkRequest.java:158)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.execute(LocateBulkRequest.java:283)
>         at 
> org.datanucleus.store.rdbms.RDBMSPersistenceHandler.locateObjects(RDBMSPersistenceHandler.java:564)
>         at 
> org.datanucleus.ExecutionContextImpl.findObjects(ExecutionContextImpl.java:3313)
>         at 
> org.datanucleus.api.jdo.JDOPersistenceManager.getObjectsById(JDOPersistenceManager.java:1850)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.loadPersistentPojos(PersistenceSession.java:1010)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1603)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1573)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.loadInBulk(EntityCollectionModel.java:107)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.load(EntityCollectionModel.java:93)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:454)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:70)
>         at 
> org.apache.wicket.model.LoadableDetachableModel.getObject(LoadableDetachableModel.java:135)
>         at 
> org.apache.isis.viewer.wicket.ui.components.collectioncontents.ajaxtable.CollectionContentsSortableDataProvider.size(CollectionContentsSortableDataProvider.java:68)
>         at 
> org.apache.wicket.markup.repeater.data.DataViewBase.internalGetItemCount(DataViewBase.java:142)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemCount(AbstractPageableView.java:235)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getRowCount(AbstractPageableView.java:216)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getViewSize(AbstractPageableView.java:314)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemModels(AbstractPageableView.java:99)
>         at 
> org.apache.wicket.markup.repeater.RefreshingView.onPopulate(RefreshingView.java:93)
>         at 
> org.apache.wicket.markup.repeater.AbstractRepeater.onBeforeRender(AbstractRepeater.java:124)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.onBeforeRender(AbstractPageableView.java:115)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at org.apache.wicket.Page.onBeforeRender(Page.java:801)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.Component.internalPrepareForRender(Component.java:2236)
>         at org.apache.wicket.Page.internalPrepareForRender(Page.java:242)
>         at org.apache.wicket.Component.render(Component.java:2325)
>         at org.apache.wicket.Page.renderPage(Page.java:1018)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:124)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:195)
>         at 
> org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175)
>         at 
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:895)
>         at 
> org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:265)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:222)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:293)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:261)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:203)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:284)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:52)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
>         at 
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
>         at 
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1158)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1090)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
>         at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:109)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
>         at org.eclipse.jetty.server.Server.handle(Server.java:517)
>         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:306)
>         at 
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
>         at 
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
>         at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
>         at 
> org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
>         at java.lang.Thread.run(Thread.java:748)
> 38635 19:52:14,459  [Query                qtp1152554134-18 ERROR]  No era 
> posible crear un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetype
> s.IsisBlobMapping"!
> No era posible crear un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobMapping" como 
> no lo soportamos
> org.datanucleus.exceptions.NucleusException: No era posible crear un 
> SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobMapping" com
> o no lo soportamos
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:189)
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:155)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.getStatement(LocateBulkRequest.java:158)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.execute(LocateBulkRequest.java:283)
>         at 
> org.datanucleus.store.rdbms.RDBMSPersistenceHandler.locateObjects(RDBMSPersistenceHandler.java:564)
>         at 
> org.datanucleus.ExecutionContextImpl.findObjects(ExecutionContextImpl.java:3313)
>         at 
> org.datanucleus.api.jdo.JDOPersistenceManager.getObjectsById(JDOPersistenceManager.java:1850)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.loadPersistentPojos(PersistenceSession.java:1010)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1603)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1573)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.loadInBulk(EntityCollectionModel.java:107)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.load(EntityCollectionModel.java:93)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:454)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:70)
>         at 
> org.apache.wicket.model.LoadableDetachableModel.getObject(LoadableDetachableModel.java:135)
>         at 
> org.apache.isis.viewer.wicket.ui.components.collectioncontents.ajaxtable.CollectionContentsSortableDataProvider.size(CollectionContentsSortableDataProvider.java:68)
>         at 
> org.apache.wicket.markup.repeater.data.DataViewBase.internalGetItemCount(DataViewBase.java:142)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemCount(AbstractPageableView.java:235)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getRowCount(AbstractPageableView.java:216)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getViewSize(AbstractPageableView.java:314)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemModels(AbstractPageableView.java:99)
>         at 
> org.apache.wicket.markup.repeater.RefreshingView.onPopulate(RefreshingView.java:93)
>         at 
> org.apache.wicket.markup.repeater.AbstractRepeater.onBeforeRender(AbstractRepeater.java:124)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.onBeforeRender(AbstractPageableView.java:115)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at org.apache.wicket.Page.onBeforeRender(Page.java:801)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.Component.internalPrepareForRender(Component.java:2236)
>         at org.apache.wicket.Page.internalPrepareForRender(Page.java:242)
>         at org.apache.wicket.Component.render(Component.java:2325)
>         at org.apache.wicket.Page.renderPage(Page.java:1018)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:124)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:195)
>         at 
> org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175)
>         at 
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:895)
>         at 
> org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:265)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:222)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:293)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:261)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:203)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:284)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:52)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
>         at 
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
>         at 
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1158)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1090)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
>         at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:109)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
>         at org.eclipse.jetty.server.Server.handle(Server.java:517)
>         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:306)
>         at 
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
>         at 
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
>         at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
>         at 
> org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
>         at java.lang.Thread.run(Thread.java:748)
> 38776 19:52:14,600  [RequestCycleExtra    qtp1152554134-18 WARN ]  
> ********************************
> 38778 19:52:14,602  [RequestCycleExtra    qtp1152554134-18 WARN ]  Handling 
> the following exception
> org.apache.wicket.WicketRuntimeException: Error attaching this container for 
> rendering: [WebMarkupContainer [Component id = body]]
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1837)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         at org.apache.wicket.Component.onBeforeRender(Component.java:3916)
>         at org.apache.wicket.Page.onBeforeRender(Page.java:801)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.Component.internalPrepareForRender(Component.java:2236)
>         at org.apache.wicket.Page.internalPrepareForRender(Page.java:242)
>         at org.apache.wicket.Component.render(Component.java:2325)
>         at org.apache.wicket.Page.renderPage(Page.java:1018)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:124)
>         at 
> org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:195)
>         at 
> org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175)
>         at 
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:895)
>         at 
> org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:265)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:222)
>         at 
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:293)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:261)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:203)
>         at 
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:284)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter.doFilter(IsisLogOnExceptionFilter.java:52)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
>         at 
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
>         at 
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
>         at 
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1158)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1090)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
>         at 
> org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:109)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
>         at org.eclipse.jetty.server.Server.handle(Server.java:517)
>         at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:306)
>         at 
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
>         at 
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
>         at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
>         at 
> org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
>         at 
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
>         at java.lang.Thread.run(Thread.java:748)
> Caused by: org.datanucleus.exceptions.NucleusException: No era posible crear 
> un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobM
> apping"!
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:199)
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:155)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.getStatement(LocateBulkRequest.java:158)
>         at 
> org.datanucleus.store.rdbms.request.LocateBulkRequest.execute(LocateBulkRequest.java:283)
>         at 
> org.datanucleus.store.rdbms.RDBMSPersistenceHandler.locateObjects(RDBMSPersistenceHandler.java:564)
>         at 
> org.datanucleus.ExecutionContextImpl.findObjects(ExecutionContextImpl.java:3313)
>         at 
> org.datanucleus.api.jdo.JDOPersistenceManager.getObjectsById(JDOPersistenceManager.java:1850)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.loadPersistentPojos(PersistenceSession.java:1010)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1603)
>         at 
> org.apache.isis.core.runtime.system.persistence.PersistenceSession.adaptersFor(PersistenceSession.java:1573)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.loadInBulk(EntityCollectionModel.java:107)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel$Type$1.load(EntityCollectionModel.java:93)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:454)
>         at 
> org.apache.isis.viewer.wicket.model.models.EntityCollectionModel.load(EntityCollectionModel.java:70)
>         at 
> org.apache.wicket.model.LoadableDetachableModel.getObject(LoadableDetachableModel.java:135)
>         at 
> org.apache.isis.viewer.wicket.ui.components.collectioncontents.ajaxtable.CollectionContentsSortableDataProvider.size(CollectionContentsSortableDataProvider.java:68)
>         at 
> org.apache.wicket.markup.repeater.data.DataViewBase.internalGetItemCount(DataViewBase.java:142)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemCount(AbstractPageableView.java:235)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getRowCount(AbstractPageableView.java:216)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getViewSize(AbstractPageableView.java:314)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.getItemModels(AbstractPageableView.java:99)
>         at 
> org.apache.wicket.markup.repeater.RefreshingView.onPopulate(RefreshingView.java:93)
>         at 
> org.apache.wicket.markup.repeater.AbstractRepeater.onBeforeRender(AbstractRepeater.java:124)
>         at 
> org.apache.wicket.markup.repeater.AbstractPageableView.onBeforeRender(AbstractPageableView.java:115)
>         at 
> org.apache.wicket.Component.internalBeforeRender(Component.java:950)
>         at org.apache.wicket.Component.beforeRender(Component.java:1018)
>         at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1825)
>         ... 81 more
> Caused by: org.datanucleus.exceptions.NucleusException: No era posible crear 
> un SQLExpression para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlo        at 
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:18
> 25)
>         ... 81 more
> Caused by: org.datanucleus.exceptions.NucleusException: No era posible crear 
> un SQLExpressi
> on para el mapping del tipo 
> "org.apache.isis.objectstore.jdo.datanucleus.valuetypes.IsisBlobMapping" como 
> no lo soportamos
>         at 
> org.datanucleus.store.rdbms.sql.expression.SQLExpressionFactory.newExpression(SQLExpressionFactory.java:189)
>         ... 107 more
> 38818 19:52:14,642  [RequestCycleExtra    qtp1152554134-18 WARN ]  
> ********************************
> 
> I await your comments
> Regards...
> 

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