While doing dev setup as described in https://cwiki.apache.org/confluence/display/KAFKA/Developer+Setup
im getting following build errors. immutable is already defined as class immutable Annotations_2.9+.scala /KafkaEclipse/core/src/main/scala/kafka/utils line 38 Scala Problem threadsafe is already defined as class threadsafe Annotations_2.9+.scala /KafkaEclipse/core/src/main/scala/kafka/utils line 28 Scala Problem nonthreadsafe is already defined as class nonthreadsafe Annotations_2.9+.scala /KafkaEclipse/core/src/main/scala/kafka/utils line 33 Scala Problem This error is coming from a file Util /kafka/src/main/scala/kafka/utils/Annotations_2.9+.scala Please note that i had to install scala 2.10 eclipse plugin as Juno had some problem with 2.9. Regards, Pushkar