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) and 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. Thanks Alexey This message, including any attachments, is the property of Sears Holdings Corporation and/or one of its subsidiaries. It is confidential and may contain proprietary or legally privileged information. If you are not the intended recipient, please delete it without reading the contents. Thank you.