Jenkins与Xvfb插件：got"；前缀字符串太短“；空生成时出错

我创建了一个空项，选中“在构建之前启动Xvfb，在构建之后关闭它”，然后构建失败并出现错误

Building in workspace /var/lib/jenkins/jobs/test/workspace
FATAL: Prefix string too short
java.lang.IllegalArgumentException: Prefix string too short
    at java.io.File.createTempFile(File.java:1978)
    at hudson.FilePath$18.invoke(FilePath.java:1404)
    at hudson.FilePath$18.invoke(FilePath.java:1401)
    at hudson.FilePath.act(FilePath.java:989)
    at hudson.FilePath.act(FilePath.java:967)
    at hudson.FilePath.createTempDir(FilePath.java:1401)
    at org.jenkinsci.plugins.xvfb.XvfbBuildWrapper.launchXvfb(XvfbBuildWrapper.java:484)
    at org.jenkinsci.plugins.xvfb.XvfbBuildWrapper.setUp(XvfbBuildWrapper.java:594)
    at hudson.model.Build$BuildExecution.doRun(Build.java:154)
    at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:533)
    at hudson.model.Run.execute(Run.java:1718)
    at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
    at hudson.model.ResourceController.execute(ResourceController.java:89)
    at hudson.model.Executor.run(Executor.java:240)

出了什么问题

• Ubuntu服务器14.10
• 詹金斯1.597
• xvfb插件1.0.13
• Xvfb可执行路径：/usr/bin/Xvfb

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Xvfb Jenkins插件版本1.0.15修复了此问题。另见