Agents are unable to start using docker-swarm-plugin version 1.10 in jenkins/jenkins:2.281

Also see issue: https://github.com/jenkinsci/docker-swarm-plugin/issues/108

QueueListener failed while processing hudson.model.Queue$BuildableItem:ExecutorStepExecution.PlaceholderTask

{runId=####,label=####,context=CpsStepContext[3:node]:Owner[####],cookie=null,auth=null}

:14
java.lang.NullPointerException
at org.jenkinsci.plugins.docker.swarm.DockerSwarmAgent.<init>(DockerSwarmAgent.java:31)
at org.jenkinsci.plugins.docker.swarm.BuildScheduler.scheduleBuild(BuildScheduler.java:27)
at org.jenkinsci.plugins.docker.swarm.OneShotProvisionQueueListener.onEnterBuildable(OneShotProvisionQueueListener.java:25)
at hudson.model.Queue$BuildableItem.enter(Queue.java:2731)
at hudson.model.Queue$BuildableRunnable.run(Queue.java:3033)
at hudson.model.Queue.maintain(Queue.java:1563)
at hudson.model.Queue$1.call(Queue.java:336)
at hudson.model.Queue$1.call(Queue.java:333)
at jenkins.util.AtmostOneTaskExecutor$1.call(AtmostOneTaskExecutor.java:108)
at jenkins.util.AtmostOneTaskExecutor$1.call(AtmostOneTaskExecutor.java:98)
at jenkins.security.ImpersonatingExecutorService$2.call(ImpersonatingExecutorService.java:80)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at hudson.remoting.AtmostOneThreadExecutor$Worker.run(AtmostOneThreadExecutor.java:118)
at java.lang.Thread.run(Thread.java:748)