Apr 01, 2019 7:41:35 AM jenkins.model.identity.InstanceIdentityProvider$KeyTypes get
INFO: Encountered an error while consulting instance identity provider org.jenkinsci.main.modules.instance_identity.InstanceIdentityRSAProvider@533fc42e
java.lang.AssertionError: InstanceIdentity is missing its singleton
at org.jenkinsci.main.modules.instance_identity.InstanceIdentity.get(InstanceIdentity.java:133)
at org.jenkinsci.main.modules.instance_identity.InstanceIdentityRSAProvider.getKeyPair(InstanceIdentityRSAProvider.java:23)
at jenkins.model.identity.InstanceIdentityProvider$KeyTypes.get(InstanceIdentityProvider.java:157)
at jenkins.model.identity.InstanceIdentityProvider$KeyTypes.getKeyPair(InstanceIdentityProvider.java:206)
at jenkins.model.identity.IdentityRootAction.getUrlName(IdentityRootAction.java:42)
at jenkins.model.Jenkins.getUnprotectedRootActions(Jenkins.java:4755)
at jenkins.model.Jenkins.isSubjectToMandatoryReadPermissionCheck(Jenkins.java:4727)
at jenkins.model.Jenkins.getTarget(Jenkins.java:4705)