Hi All, I am new to Giraph and I am running quick example from
http://giraph.apache.org/quick_start.html While running the Giraph job it is throwing java class version error, although I am having Java and Javac set to version 7 still I don't have any nerve why is this happening. *Running command :* hadoop jar /usr/local/giraph/giraph-examples/target/giraph-examples-1.1.0-SNAPSHOT-for-hadoop-1.2.1-jar-with-dependencies.jar org.apache.giraph.GiraphRunner org.apache.giraph.examples.SimpleShortestPathsComputation -vif org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat -vip /home/user/input/tiny_graph.txt -vof org.apache.giraph.io.formats.IdWithValueTextOutputFormat -op /home/user/output/shortestpaths -w 1 *Error Trace :* Exception in thread "main" java.lang.UnsupportedClassVersionError: org/apache/giraph/GiraphRunner : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:634) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at java.lang.ClassLoader.loadClass(ClassLoader.java:321) at java.lang.ClassLoader.loadClass(ClassLoader.java:266) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:266) at org.apache.hadoop.util.RunJar.main(RunJar.java:149) Version Used : Hadoop 1.1.2 Java 1.7 Any help would be highly appreciated. Thanks in advance!
