A user of the Artifactory plugin encountered an error which caused an entire folder to not load:
... SEVERE jenkins.InitReactorRunner$1 onTaskFailed
Failed Loading job <foldername>
java.lang.NullPointerException
at org.jfrog.hudson.generic.ArtifactoryGenericConfigurator.getProjectActions(ArtifactoryGenericConfigurator.java:210)
at hudson.model.Project.createTransientActions(Project.java:221)
at hudson.model.AbstractProject.updateTransientActions(AbstractProject.java:739)
at hudson.model.AbstractProject.onLoad(AbstractProject.java:334)
at hudson.model.Project.onLoad(Project.java:90)
at hudson.model.Items.load(Items.java:276)
at hudson.model.ItemGroupMixIn.loadChildren(ItemGroupMixIn.java:105)
at com.cloudbees.hudson.plugins.folder.Folder.onLoad(Folder.java:238)
at hudson.model.Items.load(Items.java:276)
at hudson.model.ItemGroupMixIn.loadChildren(ItemGroupMixIn.java:105)
at com.cloudbees.hudson.plugins.folder.Folder.onLoad(Folder.java:238)
at hudson.model.Items.load(Items.java:276)
at hudson.model.ItemGroupMixIn.loadChildren(ItemGroupMixIn.java:105)
at com.cloudbees.hudson.plugins.folder.Folder.onLoad(Folder.java:238)
at hudson.model.Items.load(Items.java:276)
at jenkins.model.Jenkins$18.run(Jenkins.java:2593)
at ...
The bug is in the Artifactory plugin, yet Jenkins core ought to have caught this and reported it without breaking loading of the job, much less the whole (top-level) folder.
@Jesse
Have you submitted a bug to Artifactory plugin?