Hi Team, I have cloned the recent copy of zeppelin today and tried to install on my machine with following command: $ sudo /opt/apps/apache-maven-3.3.3/bin/mvn clean package -Pspark-1.4 -Dhadoop.version=2.6.0 -Phadoop-2.6 -DskipTests everything runs fine until installer hit cassandra installation.... following is the error stack with I copy pasted from my screen: [INFO] ------------------------------------------------------------------------[INFO] Building Zeppelin: Cassandra 0.6.0-incubating-SNAPSHOT[INFO] ------------------------------------------------------------------------Downloading: https://repo.maven.apache.org/maven2/org/scala-lang/scala-compiler/2.11.7/scala-compiler-2.11.7.jarDownloading: https://repo.maven.apache.org/maven2/org/scalatest/scalatest_2.11/2.2.4/scalatest_2.11-2.2.4.jarDownloading: https://repo.maven.apache.org/maven2/org/scala-lang/scala-library/2.11.7/scala-library-2.11.7.jarDownloading: https://repo.maven.apache.org/maven2/org/scala-lang/scala-reflect/2.11.7/scala-reflect-2.11.7.jarDownloading: https://repo.maven.apache.org/maven2/org/apache/cassandra/cassandra-all/2.1.5/cassandra-all-2.1.5.jar[INFO] ------------------------------------------------------------------------[INFO] Reactor Summary:[INFO] [INFO] Zeppelin ........................................... SUCCESS [ 4.086 s][INFO] Zeppelin: Interpreter .............................. SUCCESS [ 6.526 s][INFO] Zeppelin: Zengine .................................. SUCCESS [ 2.303 s][INFO] Zeppelin: Spark .................................... SUCCESS [ 50.974 s][INFO] Zeppelin: Markdown interpreter ..................... SUCCESS [ 0.577 s][INFO] Zeppelin: Angular interpreter ...................... SUCCESS [ 0.275 s][INFO] Zeppelin: Shell interpreter ........................ SUCCESS [ 0.308 s][INFO] Zeppelin: Hive interpreter ......................... SUCCESS [ 2.714 s][INFO] Zeppelin: Apache Geode interpreter ................. SUCCESS [ 3.178 s][INFO] Zeppelin: PostgreSQL interpreter ................... SUCCESS [ 0.732 s][INFO] Zeppelin: Tajo interpreter ......................... SUCCESS [ 1.068 s][INFO] Zeppelin: Flink .................................... SUCCESS [ 7.039 s][INFO] Zeppelin: Apache Ignite interpreter ................ SUCCESS [ 0.670 s][INFO] Zeppelin: Lens interpreter ......................... SUCCESS [ 2.483 s][INFO] Zeppelin: Cassandra ................................ FAILURE [ 20.539 s][INFO] Zeppelin: web Application .......................... SKIPPED[INFO] Zeppelin: Server ................................... SKIPPED[INFO] Zeppelin: Packaging distribution ................... SKIPPED[INFO] ------------------------------------------------------------------------[INFO] BUILD FAILURE[INFO] ------------------------------------------------------------------------[INFO] Total time: 01:43 min[INFO] Finished at: 2015-08-13T18:36:24+05:30[INFO] Final Memory: 126M/866M[INFO] ------------------------------------------------------------------------[ERROR] Failed to execute goal on project zeppelin-cassandra: Could not resolve dependencies for project org.apache.zeppelin:zeppelin-cassandra:jar:0.6.0-incubating-SNAPSHOT: The following artifacts could not be resolved: org.scala-lang:scala-compiler:jar:2.11.7, org.scala-lang:scala-library:jar:2.11.7, org.scala-lang:scala-reflect:jar:2.11.7, org.scalatest:scalatest_2.11:jar:2.2.4, org.apache.cassandra:cassandra-all:jar:2.1.5: Could not transfer artifact org.scala-lang:scala-compiler:jar:2.11.7 from/to central (https://repo.maven.apache.org/maven2): repo.maven.apache.org: Unknown host repo.maven.apache.org -> [Help 1][ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.[ERROR] Re-run Maven using the -X switch to enable full debug logging.[ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles:[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException[ERROR] [ERROR] After correcting the problems, you can resume the build with the command[ERROR] mvn <goals> -rf :zeppelin-cassandra
on my machine I do not have cassandra installed. following tools I have already installed on my machine:Apache Spark : 1.4.1Hadoop : 2.6Maven : 3.3.3npm : 1.3.10 any help to resolve this issue would be highly appreciable.... thanks in advance RegardsNihal