This gives dependency tree in SBT (spark uses this). https://github.com/jrudolph/sbt-dependency-graph
TD On Mon, May 12, 2014 at 4:55 PM, Sean Owen <so...@cloudera.com> wrote: > It sounds like you are doing everything right. > > NoSuchMethodError suggests it's finding log4j, just not the right > version. That method is definitely in 1.2; it might have been removed > in 2.x? (http://logging.apache.org/log4j/2.x/manual/migration.html) > > So I wonder if something is sneaking in log4j 2.x in your app? that's > a first guess. > > I'd say consult mvn dependency:tree, but you're on sbt and I don't > know the equivalent. > > On Mon, May 12, 2014 at 3:51 PM, Adrian Mocanu > <amoc...@verticalscope.com> wrote: > > Hey guys, > > > > I've asked before, in Spark 0.9 - I now use 0.9.1, about removing log4j > > dependency and was told that it was gone. However I still find it part of > > zookeeper imports. This is fine since I exclude it myself in the sbt > file, > > but another issue arises. > > > > I wonder if anyone else has run into this. > > > > > > > > Spark uses log4j v1.2.17 and slf4j-log4j12:1.7.2 > > > > I use slf4j 1.7.5, logback 1.0.13, and log4joverslf4j v 1.7.5 > > > > > > > > I think my slf4j 1.7.5 doesn't agree with what zookeeper expects in its > > log4j v 1.2.17 because I get missing method error: > > > > java.lang.NoSuchMethodError: > > org.apache.log4j.Logger.setLevel(Lorg/apache/log4j/Level;)V > > > > at > > > org.apache.spark.util.AkkaUtils$$anonfun$createActorSystem$1.apply(AkkaUtils.scala:58) > > > > at > > > org.apache.spark.util.AkkaUtils$$anonfun$createActorSystem$1.apply(AkkaUtils.scala:58) > > > > at scala.Option.map(Option.scala:145) > > > > at > > org.apache.spark.util.AkkaUtils$.createActorSystem(AkkaUtils.scala:58) > > > > at org.apache.spark.SparkEnv$.create(SparkEnv.scala:126) > > > > at > > org.apache.spark.SparkContext.<init>(SparkContext.scala:139) > > > > at > > > org.apache.spark.streaming.StreamingContext$.createNewSparkContext(StreamingContext.scala:500) > > > > at > > > org.apache.spark.streaming.StreamingContext.<init>(StreamingContext.scala:76) > > > > ... > > > > > > > > Is there a way to find out what versions of slf4j I need to make it work > > with log4j 1.2.17? > > > > > > > > -Adrian > > > > >