[ https://issues.apache.org/jira/browse/SPARK-1952?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14011808#comment-14011808 ]
Patrick Wendell commented on SPARK-1952: ---------------------------------------- [~rcompton] - what if you modify the spark build and downgrade slf4j to 1.7.2 as a debugging step... does that fix it? > slf4j version conflicts with pig > -------------------------------- > > Key: SPARK-1952 > URL: https://issues.apache.org/jira/browse/SPARK-1952 > Project: Spark > Issue Type: Bug > Components: Spark Core > Affects Versions: 1.0.0 > Environment: pig 12.1 on Cloudera Hadoop, CDH3 > Reporter: Ryan Compton > Labels: pig, slf4j > > Upgrading from Spark-0.9.1 to Spark-1.0.0 causes all Pig scripts to fail when > they "register" a jar containing Spark. The error appears to be related to > org.slf4j.spi.LocationAwareLogger.log. > {code} > Caused by: java.lang.RuntimeException: Could not resolve error that > occured when launching map reduce job: java.lang.NoSuchMethodError: > org.slf4j.spi.LocationAwareLogger.log(Lorg/slf4j/Marker;Ljava/lang/String;ILjava/lang/String;[Ljava/lang/Object;Ljava/lang/Throwable;)V > at > org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher$JobControlThreadExceptionHandler.uncaughtException(MapReduceLauncher.java:598) > at java.lang.Thread.dispatchUncaughtException(Thread.java:1874) > {code} > To reproduce: compile Spark via $ SPARK_HADOOP_VERSION=0.20.2-cdh3u4 sbt/sbt > assembly and register the resulting jar into a pig script. E.g. > {code} > REGISTER > /usr/share/spark-1.0.0/assembly/target/scala-2.10/spark-assembly-1.0.0-SNAPSHOT-hadoop0.20.2-cdh3u4.jar; > data0 = LOAD 'data' USING PigStorage(); > ttt = LIMIT data0 10; > DUMP ttt; > {code} > The Spark-1.0 jar includes some slf4j dependencies that were not present in > 0.9.1 > {code} > rfcompton@node19 /u/s/o/s/a/t/scala-2.10> jar tvf > spark-assembly-1.0.0-SNAPSHOT-hadoop0.20.2-cdh3u4.jar | grep -i "slf" | grep > LocationAware > 3259 Mon Mar 25 21:49:34 PDT 2013 > org/apache/commons/logging/impl/SLF4JLocationAwareLog.class > 455 Mon Mar 25 21:49:22 PDT 2013 org/slf4j/spi/LocationAwareLogger.class > 479 Fri Dec 13 16:44:40 PST 2013 > parquet/org/slf4j/spi/LocationAwareLogger.class > {code} > vs. > {code} > rfcompton@node19 /u/s/o/s/a/t/scala-2.10> jar tvf > spark-assembly-0.9.1-hadoop0.20.2-cdh3u3.jar | grep -i "slf" | grep > LocationAware > 455 Mon Mar 25 21:49:22 PDT 2013 org/slf4j/spi/LocationAwareLogger.class > {code} -- This message was sent by Atlassian JIRA (v6.2#6252)