This usually happens when you enable the 'build-jar' profile from within IntelliJ. This profile assumes you have a Flink installation in the class path which is only true if you submit the job to an existing Flink cluster.
-Max On Mon, Oct 17, 2016 at 10:50 AM, Stefan Richter <s.rich...@data-artisans.com> wrote: > Hi, > > looks like there is no Flink jar in the classpath with which you run your > program. You need to make sure that they relevant jars are there or else > your program cannot find Flink’s classes, leading to a > ClassNotFoundException. > > Best, > Stefan > > Am 16.10.2016 um 19:26 schrieb Kaepke, Marc <marc.kae...@haw-hamburg.de>: > > Hi guys, > > I followed this guide > (https://ci.apache.org/projects/flink/flink-docs-release-1.2/quickstart/java_api_quickstart.html), > but I get an Exception if I run WordCount > > /usr/lib/jvm/java-8-oracle/bin/java -Didea.launcher.port=7536 > -Didea.launcher.bin.path=/home/marc/Programs/idea-IC-162.2032.8/bin > -Dfile.encoding=UTF-8 -classpath > "/usr/lib/jvm/java-8-oracle/jre/lib/charsets.jar:/usr/lib/jvm/java-8-oracle/jre/lib/deploy.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/cldrdata.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/dnsns.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/jaccess.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/jfxrt.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/localedata.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/nashorn.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/sunec.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/sunjce_provider.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/sunpkcs11.jar:/usr/lib/jvm/java-8-oracle/jre/lib/ext/zipfs.jar:/usr/lib/jvm/java-8-oracle/jre/lib/javaws.jar:/usr/lib/jvm/java-8-oracle/jre/lib/jce.jar:/usr/lib/jvm/java-8-oracle/jre/lib/jfr.jar:/usr/lib/jvm/java-8-oracle/jre/lib/jfxswt.jar:/usr/lib/jvm/java-8-oracle/jre/lib/jsse.jar:/usr/lib/jvm/java-8-oracle/jre/lib/management-agent.jar:/usr/lib/jvm/java-8-oracle/jre/lib/plugin.jar:/usr/lib/jvm/java-8-oracle/jre/lib/resources.jar:/usr/lib/jvm/java-8-oracle/jre/lib/rt.jar:/home/marc/apache > flink/flink.gelly/target/classes:/home/marc/Programs/idea-IC-162.2032.8/lib/idea_rt.jar" > com.intellij.rt.execution.application.AppMain > haw.bachelor.flink.gelly.WordCount > Exception in thread "main" java.lang.NoClassDefFoundError: > org/apache/flink/api/common/functions/FlatMapFunction > at java.lang.Class.forName0(Native Method) > at java.lang.Class.forName(Class.java:264) > at com.intellij.rt.execution.application.AppMain.main(AppMain.java:123) > Caused by: java.lang.ClassNotFoundException: > org.apache.flink.api.common.functions.FlatMapFunction > at java.net.URLClassLoader.findClass(URLClassLoader.java:381) > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) > at java.lang.ClassLoader.loadClass(ClassLoader.java:357) > ... 3 more > > > my environment: > > Ubuntu 14.04 LTS > Oracle Java 8 > Maven 3.0.5 > intellij communityedition > > > > thanks for help > Marc > >
