What does the following command say ?
mvn -version

Maybe you are using an old maven ?


On Tue, Aug 11, 2015 at 7:55 AM, Yakubovich, Alexey <Alexey.Yakubovich@searshc.com> wrote:
I found some discussions online, but it all cpome to advice to use JDF 1.7 (or 1.8).
Well, I use JDK 1.7 on OS X Yosemite .  Both 
java –verion //

java version "1.7.0_80"

Java(TM) SE Runtime Environment (build 1.7.0_80-b15)

Java HotSpot(TM) 64-Bit Server VM (build 24.80-b11, mixed mode)

echo $JAVA_HOME    // /Library/Java/JavaVirtualMachines/jdk1.7.0_80.jdk/Contents/Home
show JDK 1.7.  
But for the Spark 1.4.1.  (and for Spark 1.2.2, downloaded 07/10/2015, I have  the same error when build with maven ()  (as sudo mvn -DskipTests -X clean package > abra.txt)

Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/maven/cli/MavenCli : Unsupported major.minor version 51.0

Please help how to build the thing.



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