Affects the administration UI only, no impact on jobs or on the configuration modification.

Ownership plugin lends the permission matrix implementation from the Matrix Security extension, but it does not provide all required fields.

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:724)
Caused by: java.lang.NullPointerException
at hudson.security.GlobalMatrixAuthorizationStrategy$DescriptorImpl.doCheckName_(GlobalMatrixAuthorizationStrategy.java:292)
at hudson.security.AuthorizationMatrixProperty$DescriptorImpl.doCheckName(AuthorizationMatrixProperty.java:187)
... 74 more