After I updated the POM file with the below by excluding the jars, it worked.
<dependency> <groupId>org.apache.ignite</groupId> <artifactId>ignite-spark</artifactId> <version>2.0.0</version> <exclusions> <exclusion> <groupId>org.apache.ignite</groupId> <artifactId>ignite-indexing</artifactId> </exclusion> <exclusion> <groupId>com.h2database</groupId> <artifactId>h2</artifactId> </exclusion> </exclusions> </dependency> Thanks -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/NoClassDefFoundError-org-h2-server-Service-tp13636p13714.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.