Build failed in Jenkins: Kylin-Master-JDK-1.7 #856

[Apache Jenkins Server <je...@builds.apache.org>]

See <https://builds.apache.org/job/Kylin-Master-JDK-1.7/856/display/redirect>

------------------------------------------
Started by an SCM change
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate Maven 3.2.5
ERROR: Issue with creating launcher for agent H34. The agent has not been fully initialized yet
[EnvInject] - Loading node environment variables.
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate Maven 3.2.5
Building remotely on H34 (ubuntu xenial)FATAL: null
java.lang.NullPointerException
	at hudson.slaves.WorkspaceList$Lease.<init>(WorkspaceList.java:115)
	at hudson.slaves.WorkspaceList$1.<init>(WorkspaceList.java:275)
	at hudson.slaves.WorkspaceList.lease(WorkspaceList.java:275)
	at hudson.slaves.WorkspaceList.acquire(WorkspaceList.java:268)
	at hudson.slaves.WorkspaceList.allocate(WorkspaceList.java:185)
	at hudson.model.AbstractBuild$AbstractBuildExecution.decideWorkspace(AbstractBuild.java:443)
	at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:480)
	at hudson.model.Run.execute(Run.java:1737)
	at hudson.maven.MavenModuleSetBuild.run(MavenModuleSetBuild.java:543)
	at hudson.model.ResourceController.execute(ResourceController.java:97)
	at hudson.model.Executor.run(Executor.java:419)
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate Maven 3.2.5
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate Maven 3.2.5
ERROR: H34 is offline; cannot locate JDK 1.7 (latest)
ERROR: H34 is offline; cannot locate Maven 3.2.5

Jenkins build is back to normal : Kylin-Master-JDK-1.7 #857

[Apache Jenkins Server <je...@builds.apache.org>]

See <https://builds.apache.org/job/Kylin-Master-JDK-1.7/857/display/redirect?page=changes>