Hi,

in the UI error log ui.log i do get a lot of those errors:

2018-06-03 10:57:17,486+02 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-52) [] Permutation name: AEA766696E550914FBFDA5936BC98453
2018-06-03 10:57:17,486+02 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-52) [] Uncaught exception: com.google.gwt.core.client.JavaScriptException: (TypeError) : Cannot read property 'G' of null
        at org.ovirt.engine.ui.uicommonweb.models.storage.DisksAllocationModel.$lambda$1(DisksAllocationModel.java:107)
        at org.ovirt.engine.ui.uicommonweb.models.storage.DisksAllocationModel$lambda$1$Type.onSuccess(DisksAllocationModel.java:107)
        at org.ovirt.engine.ui.frontend.Frontend$1.$onSuccess(Frontend.java:227) [frontend.jar:]
        at org.ovirt.engine.ui.frontend.Frontend$1.onSuccess(Frontend.java:227) [frontend.jar:]
        at org.ovirt.engine.ui.frontend.communication.OperationProcessor$1.$onSuccess(OperationProcessor.java:133) [frontend.jar:]
        at org.ovirt.engine.ui.frontend.communication.OperationProcessor$1.onSuccess(OperationProcessor.java:133) [frontend.jar:]
        at org.ovirt.engine.ui.frontend.communication.GWTRPCCommunicationProvider$5$1.$onSuccess(GWTRPCCommunicationProvider.java:270) [frontend.jar:]
        at org.ovirt.engine.ui.frontend.communication.GWTRPCCommunicationProvider$5$1.onSuccess(GWTRPCCommunicationProvider.java:270) [frontend.jar:]
        at com.google.gwt.user.client.rpc.impl.RequestCallbackAdapter.onResponseReceived(RequestCallbackAdapter.java:198) [gwt-servlet.jar:]
        at com.google.gwt.http.client.Request.$fireOnResponseReceived(Request.java:233) [gwt-servlet.jar:]
        at com.google.gwt.http.client.RequestBuilder$1.onReadyStateChange(RequestBuilder.java:409) [gwt-servlet.jar:]
        at Unknown.eval(webadmin-0.js)
        at com.google.gwt.core.client.impl.Impl.apply(Impl.java:236) [gwt-servlet.jar:]
        at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:275) [gwt-servlet.jar:]
        at Unknown.eval(webadmin-0.js)

This error also appears when tying to migrate a VM disk to another SD.
Any idea why this happens?

regards,
Arsène

-- 


Arsène Gschwind    
Fa. Sapify AG im Auftrag der Universität Basel
IT Services
Klingelbergstr. 70 |  CH-4056 Basel  |  Switzerland
Tel. +41 79 449 25 63  | 
http://its.unibas.ch
ITS-ServiceDesk: support-its@unibas.ch | +41 61 267 14 11