Issue while trying to run giraph using eclipse IDE.

Hi, I am new to Giraph, and i am trying to run a sample program from eclipse. run configuration used: org.apache.giraph.examples.SimpleShortestPathsVertex -vif org.apache.giraph.io.formats.JsonLongDoubleFloatDoubleVertexInputFormat -vip /user/balu/tiny_graph.txt -of

Shortest Path Still Won't Work--Any Ideas?

Here's more details regarding my attempts are running Shortest Path. Any help would be greatly appreciated as the root cause for the Giraph job failing is not obvious to me. Thanks ---John Command Line: $ hadoop jar giraph-examples-1.1.0-SNAPSHOT-for-hadoop-2.2.0-jar-with-dependencies.jar