NPE in HG Bitbucket repos

java.lang.RuntimeException: java.lang.NullPointerException
	at com.atlassian.bamboo.executor.RetryingTaskExecutor.rerun(RetryingTaskExecutor.java:119)
	at com.atlassian.bamboo.executor.RetryingTaskExecutor.runTask(RetryingTaskExecutor.java:79)
	at com.atlassian.bamboo.executor.RetryingTaskExecutor.retry(RetryingTaskExecutor.java:174)
	at com.atlassian.bamboo.plugins.vcs.task.VcsCheckoutTask.execute(VcsCheckoutTask.java:101)
	at com.atlassian.bamboo.task.TaskExecutorImpl.executeTasks(TaskExecutorImpl.java:183)
	at com.atlassian.bamboo.task.TaskExecutorImpl.executePreparationTasks(TaskExecutorImpl.java:67)
	at com.atlassian.bamboo.build.pipeline.tasks.PrepareBuildTask.call(PrepareBuildTask.java:67)
	at com.atlassian.bamboo.v2.build.agent.DefaultBuildAgent.build(DefaultBuildAgent.java:204)
	at com.atlassian.bamboo.v2.build.agent.BuildAgentControllerImpl.waitAndPerformBuild(BuildAgentControllerImpl.java:103)
	at com.atlassian.bamboo.v2.build.agent.DefaultBuildAgent$1.run(DefaultBuildAgent.java:109)
	at com.atlassian.bamboo.build.pipeline.concurrent.NamedThreadFactory$2.run(NamedThreadFactory.java:50)
	at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.NullPointerException
	at com.atlassian.bamboo.plugins.hg.HgRepositoryAccessImpl.pullToLocalDirectory(HgRepositoryAccessImpl.java:314)
	at com.atlassian.bamboo.plugins.hg.HgRepositoryAccessImpl.retrieveSourceCode(HgRepositoryAccessImpl.java:145)
	at com.atlassian.bamboo.plugins.hg.HgRepositoryAccessImpl.retrieveSourceCode(HgRepositoryAccessImpl.java:131)
	at com.atlassian.bamboo.plugins.hg.HgRepository.retrieveSourceCode(HgRepository.java:383)
	at com.atlassian.bamboo.plugins.hg.BitbucketRepository.retrieveSourceCode(BitbucketRepository.java:378)
	at com.atlassian.bamboo.plugins.vcs.task.VcsCheckoutTask.fillWorkingDirFromVcs(VcsCheckoutTask.java:172)
	at com.atlassian.bamboo.plugins.vcs.task.VcsCheckoutTask.access$100(VcsCheckoutTask.java:45)
	at com.atlassian.bamboo.plugins.vcs.task.VcsCheckoutTask$1.call(VcsCheckoutTask.java:106)
	at com.atlassian.bamboo.plugins.vcs.task.VcsCheckoutTask$1.call(VcsCheckoutTask.java:102)
	at com.atlassian.bamboo.executor.RetryingTaskExecutor.rerun(RetryingTaskExecutor.java:100)
	... 11 more