我已按照说明从此处安装 Docsplit（当然要考虑 CentOS 的差异）：http ://documentcloud.github.com/docsplit
我想我已经安装了所有必要的软件包，但是当我运行“docsplit pdf”将 Word Doc 转换为 PDF 时，我收到了这个错误：
Exception in thread "main" org.artofsolving.jodconverter.office.OfficeException: failed to start and connect
at org.artofsolving.jodconverter.office.ManagedOfficeProcess.startAndWait(ManagedOfficeProcess.java:61)
at org.artofsolving.jodconverter.office.PooledOfficeManager.start(PooledOfficeManager.java:102)
at org.artofsolving.jodconverter.office.ProcessPoolOfficeManager.start(ProcessPoolOfficeManager.java:59)
at org.artofsolving.jodconverter.cli.Convert.main(Convert.java:98)
Caused by: java.util.concurrent.ExecutionException: org.artofsolving.jodconverter.office.OfficeException: could not establish connection
at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:252)
at java.util.concurrent.FutureTask.get(FutureTask.java:111)
at org.artofsolving.jodconverter.office.ManagedOfficeProcess.startAndWait(ManagedOfficeProcess.java:59)
... 3 more
Caused by: org.artofsolving.jodconverter.office.OfficeException: could not establish connection
at org.artofsolving.jodconverter.office.ManagedOfficeProcess.doStartProcessAndConnect(ManagedOfficeProcess.java:123)
at org.artofsolving.jodconverter.office.ManagedOfficeProcess.access$000(ManagedOfficeProcess.java:31)
at org.artofsolving.jodconverter.office.ManagedOfficeProcess$1.run(ManagedOfficeProcess.java:55)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:636)
Caused by: org.artofsolving.jodconverter.office.RetryTimeoutException: java.net.ConnectException: connection failed: 'socket,host=127.0.0.1,port=2002,tcpNoDelay=1'; java.net.ConnectException: Connection refused
at org.artofsolving.jodconverter.office.Retryable.execute(Retryable.java:48)
at org.artofsolving.jodconverter.office.Retryable.execute(Retryable.java:31)
at org.artofsolving.jodconverter.office.ManagedOfficeProcess.doStartProcessAndConnect(ManagedOfficeProcess.java:113)
... 8 more
Caused by: java.net.ConnectException: connection failed: 'socket,host=127.0.0.1,port=2002,tcpNoDelay=1'; java.net.ConnectException: Connection refused
at org.artofsolving.jodconverter.office.OfficeConnection.connect(OfficeConnection.java:101)
at org.artofsolving.jodconverter.office.ManagedOfficeProcess$6.attempt(ManagedOfficeProcess.java:116)
at org.artofsolving.jodconverter.office.Retryable.execute(Retryable.java:41)
... 10 more
对于它的价值，我让所有这些在 OS X 和我设置的 Ubuntu VM 中都能完美运行。但是 CentOS 让我很伤心。我该如何解决？