It seems that you turned on debug level logging and hit a format error during logging. Are you using the 0.8 beta1 release? I enabled logging there and didn't see that error.
Thanks, Jun On Wed, Jul 31, 2013 at 10:56 AM, Seshadri, Balaji <balaji.sesha...@dish.com > wrote: > Can you guys help me on this ?.Getting below error on High Level > consumer.But topic does exist. > > {2013-07-31 11:52:57,176} WARN > [UNITTEST_MERD7-181710-1375293172238-5f1b0917-leader-finder-thread] > (Logging.scala:88) - > [UNITTEST_MERD7-181710-1375293172238-5f1b0917-leader-finder-thread], Failed > to find leader for Set([unittest2x2,1], [unittest2x2,0]) > java.util.IllegalFormatConversionException: d != java.lang.String > at > java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:3999) > at > java.util.Formatter$FormatSpecifier.printInteger(Formatter.java:2709) > at java.util.Formatter$FormatSpecifier.print(Formatter.java:2661) > at java.util.Formatter.format(Formatter.java:2433) > at java.util.Formatter.format(Formatter.java:2367) > at java.lang.String.format(String.java:2769) > at > scala.collection.immutable.StringLike$class.format(StringLike.scala:251) > at scala.collection.immutable.StringOps.format(StringOps.scala:31) > at > kafka.api.TopicMetadata$$anonfun$toString$1.apply(TopicMetadata.scala:67) > at > kafka.api.TopicMetadata$$anonfun$toString$1.apply(TopicMetadata.scala:64) > at > scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:57) > at > scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:43) > at kafka.api.TopicMetadata.toString(TopicMetadata.scala:64) > at > kafka.consumer.ConsumerFetcherManager$LeaderFinderThread$$anonfun$doWork$3$$anonfun$apply$1.apply(ConsumerFetcherManager.scala:68) > at > kafka.consumer.ConsumerFetcherManager$LeaderFinderThread$$anonfun$doWork$3$$anonfun$apply$1.apply(ConsumerFetcherManager.scala:68) > at kafka.utils.Logging$class.debug(Logging.scala:51) > at kafka.utils.ShutdownableThread.debug(ShutdownableThread.scala:23) > at > kafka.consumer.ConsumerFetcherManager$LeaderFinderThread$$anonfun$doWork$3.apply(ConsumerFetcherManager.scala:68) > at > kafka.consumer.ConsumerFetcherManager$LeaderFinderThread$$anonfun$doWork$3.apply(ConsumerFetcherManager.scala:68) > at scala.collection.Iterator$class.foreach(Iterator.scala:631) > at > scala.collection.immutable.VectorIterator.foreach(Vector.scala:605) > at > scala.collection.IterableLike$class.foreach(IterableLike.scala:79) > at scala.collection.immutable.Vector.foreach(Vector.scala:36) > at > kafka.consumer.ConsumerFetcherManager$LeaderFinderThread.doWork(ConsumerFetcherManager.scala:68) > at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:51) > > > I see the topic in broker but still consumption fails. > > Thanks, > > Balaji >