Building remotely on foo FATAL: null java.lang.NullPointerException at hudson.slaves.WorkspaceList.allocate(WorkspaceList.java:179) at hudson.model.AbstractBuild$AbstractBuildExecution.decideWorkspace(AbstractBuild.java:484) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:521) at hudson.model.Run.execute(Run.java:1741) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:410) [...] No JDK named ‘null’ found No JDK named ‘null’ found ERROR: Error: No workspace found! ERROR: Error: No workspace found! No JDK named ‘null’ found