Hi, which build system are you using? Can you maybe post the configuration file of that build system ? (pom.xml / sbt file).
I suspect that some of the dependencies are wrong. Maybe not all have the right scala version suffix or there is a version mix. On Wed, Feb 10, 2016 at 5:17 PM, Simone Robutti < simone.robu...@radicalbit.io> wrote: > Hello, > > the compiler has been raising an error since I added this line to the code > > val testData=streamEnv.addSource(new > FlinkKafkaConsumer082[String]("data-input",new > SimpleStringSchema(),kafkaProp)) > > Here is the error: > > Error:scalac: Class > org.apache.flink.streaming.api.checkpoint.CheckpointNotifier not found - > continuing with a stub. > Error:scalac: Class > org.apache.flink.streaming.util.serialization.KeyedDeserializationSchema > not found - continuing with a stub. > Warning:scalac: Class > org.apache.flink.streaming.util.serialization.KeyedDeserializationSchema > not found - continuing with a stub. > Warning:scalac: Class > org.apache.flink.streaming.api.checkpoint.CheckpointNotifier not found - > continuing with a stub. > > I've been using the 1.0-Snapshot version built with scala 2.11. Any > suggestion? >