Hmm, that looks a lot like the lost+found directory on a Linux file system. Is your Kafka data directory a mount point that has a lost and found directory?
On Thu, May 9, 2013 at 12:10 PM, Neha Narkhede <neha.narkh...@gmail.com>wrote: > The topic name should only consist of ascii characters and '_' and '-'. I > agree that this error message is misleading though. Which version of Kafka > are you running ? > > Thanks, > Neha > > > On Thu, May 9, 2013 at 8:44 AM, Yu, Libo <libo...@citi.com> wrote: > > > Hi, > > > > When I tried to launch the server, I got this exception: > > [2013-05-09 11:38:04,106] INFO Loading log 'lost+found' > > (kafka.log.LogManage > > r) > > [2013-05-09 11:38:04,108] FATAL Fatal error during KafkaServerStable > > startup > > . Prepare to shutdown (kafka.server.KafkaServerStartable) > > java.lang.StringIndexOutOfBoundsException: String index out of range: -1 > > at java.lang.String.substring(String.java:1911) > > at > > kafka.log.LogManager.kafka$log$LogManager$$parseTopicPartitionNam > > e(LogManager.scala:320) > > at > > kafka.log.LogManager$$anonfun$loadLogs$1$$anonfun$apply$3.apply(L > > ogManager.scala:115) > > at > > kafka.log.LogManager$$anonfun$loadLogs$1$$anonfun$apply$3.apply(L > > ogManager.scala:112) > > at > > > scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:34) > > at scala.collection.mutable.ArrayOps.foreach(ArrayOps.scala:34) > > at > > kafka.log.LogManager$$anonfun$loadLogs$1.apply(LogManager.scala:112) > > at > > kafka.log.LogManager$$anonfun$loadLogs$1.apply(LogManager.scala:104) > > at > > > scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:34) > > at > > scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:32) > > at kafka.log.LogManager.loadLogs(LogManager.scala:104) > > at kafka.log.LogManager.<init>(LogManager.scala:56) > > at > kafka.server.KafkaServer.createLogManager(KafkaServer.scala:181) > > at kafka.server.KafkaServer.startup(KafkaServer.scala:67) > > > > Regards, > > > > Libo > > > > >
