Ah, got it.  Cheers.  Hopefully this makes more sense to someone than it does me.  :-)

2020-04-30 13:12:56,198Z ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-11) [] Permutation name: C03D9459880E029D11B67EC22A1958E6

2020-04-30 13:12:56,199Z ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-11) [] Uncaught exception: com.google.gwt.core.client.JavaScriptException: (TypeError) : Cannot read property 'N' of null

        at org.ovirt.engine.ui.webadmin.section.main.view.tab.network.SubTabNetworkHostView$6.$getValue(SubTabNetworkHostView.java:125)

        at org.ovirt.engine.ui.webadmin.section.main.view.tab.network.SubTabNetworkHostView$6.getValue(SubTabNetworkHostView.java:125)

        at com.google.gwt.user.cellview.client.Column.render(Column.java:164) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.AbstractCellTableBuilder.$renderCell(AbstractCellTableBuilder.java:188) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.DefaultCellTableBuilder.$buildRowImpl(DefaultCellTableBuilder.java:62) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.AbstractCellTableBuilder.$buildRow(AbstractCellTableBuilder.java:85) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.AbstractCellTable.$buildRowValues(AbstractCellTable.java:2350) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.AbstractCellTable.replaceAllChildren(AbstractCellTable.java:2149) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.AbstractHasData$View.replaceAllChildren(AbstractHasData.java:265) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.HasDataPresenter.$resolvePendingState(HasDataPresenter.java:1062) [gwt-servlet.jar:]

        at com.google.gwt.user.cellview.client.HasDataPresenter$2.execute(HasDataPresenter.java:981) [gwt-servlet.jar:]

        at com.google.gwt.core.client.impl.SchedulerImpl.runScheduledTasks(SchedulerImpl.java:167) [gwt-servlet.jar:]

        at com.google.gwt.core.client.impl.SchedulerImpl.$flushFinallyCommands(SchedulerImpl.java:272) [gwt-servlet.jar:]

        at com.google.gwt.core.client.impl.Impl.exit(Impl.java:313) [gwt-servlet.jar:]

        at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:275) [gwt-servlet.jar:]

        at Unknown.eval(webadmin-0.js)

        at Unknown.d(webadmin-0.js)


On Thu, Apr 30, 2020 at 3:57 PM Strahil Nikolov <hunter86_bg@yahoo.com> wrote:
On April 30, 2020 4:14:13 PM GMT+03:00, Shareef Jalloq <shareef@jalloq.co.uk> wrote:
>Hi,
>
>I'm following the Gluster setup blog post (
>https://blogs.ovirt.org/2018/02/up-and-running-with-ovirt-4-2-and-gluster-storage/)
>and am at the 'Storage network' section.
>
>I've created a new 'gluster' network, selected the network and
>navigated to
>the 'Hosts' tab.  The guide tells you to click the 'Unattached' button
>and
>then 'Setup Host Networks' for each host.  However, clicking the
>'Unattached' button fires off a bunch of exceptions rather than
>displaying
>my 3 hosts.  The message is:
>
>"Uncaught exception occurred. Please try reloading the page. Details:
>(TypeError) : Cannot read property 'N' of null
>Please have your administrator check the UI logs"
>
>Anyone seen this before?  Where is the UI log located?
>
>Shareef.

UI log is on the Engine , no matter bare metal or HostedEngine.

Best Regards,
Strahil Nikolov