Created attachment 1316117 [details]
Description of problem:
[UI] - Can't see the subnets of external network.
There is a UI exception when going to Subnets sub tab under Networks -
2017-08-21 09:02:32,847+03 ERROR [org.ovirt.engine.ui.frontend.server.gwt.OvirtRemoteLoggingService] (default task-7)  Permutation name: 4D2F00258F2C0228C8F11BB98BBD77D8
at java.lang.String.join(String.java:123) [rt.jar:1.8.0_131]
at com.google.gwt.user.cellview.client.Column.render(Column.java:164) [gwt-servlet.jar:]
The subnet it self is not displayed.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Import external network from a network provider to rhv 4.2
2. Go to Networks > Network > Subnets
Can't see the subnet, a UI exception appears
Should work as expected
This bug report has Keywords: Regression or TestBlocker.
Since no regressions or test blockers are allowed between releases, it is also being identified as a blocker for this release. Please resolve ASAP.
Verified on - 4.2.0-0.0.master.20170901193740.git7900511.el7.centos
This bugzilla is included in oVirt 4.2.0 release, published on Dec 20th 2017.
Since the problem described in this bug report should be
resolved in oVirt 4.2.0 release, published on Dec 20th 2017, it has been closed with a resolution of CURRENT RELEASE.
If the solution does not work for you, please open a new bug report.