[ZEPPELIN-2556] NPE in HeliumVisualizationFactory

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 0.7.0
• Component/s: helium

Environment

Docker image `dylanmei/zeppelin:0.7.0`

• Assignee: Unassigned
• Reporter: Simeon H.K. Fitch
• Created: 16/May/17 17:36
• Updated: 05/Jun/17 13:48

Description

Not sure what's causing it. Zeppelin runs fine except for no entries in the Helium page.

```
java.lang.NullPointerException: null
at org.apache.zeppelin.helium.HeliumVisualizationFactory.bundle(HeliumVisualizationFactory.java:230)
at org.apache.zeppelin.helium.HeliumVisualizationFactory.bundle(HeliumVisualizationFactory.java:98)
at org.apache.zeppelin.server.ZeppelinServer.<init>(ZeppelinServer.java:129)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
at org.apache.cxf.jaxrs.servlet.CXFNonSpringJaxrsServlet.createSingletonInstance(CXFNonSpringJaxrsServlet.java:382)
at org.apache.cxf.jaxrs.servlet.CXFNonSpringJaxrsServlet.createApplicationInstance(CXFNonSpringJaxrsServlet.java:454)
at org.apache.cxf.jaxrs.servlet.CXFNonSpringJaxrsServlet.createServerFromApplication(CXFNonSpringJaxrsServlet.java:432)
at org.apache.cxf.jaxrs.servlet.CXFNonSpringJaxrsServlet.init(CXFNonSpringJaxrsServlet.java:93)
at org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:616)
at org.eclipse.jetty.servlet.ServletHolder.initialize(ServletHolder.java:396)
at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:871)
at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:298)
at org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1349)
at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1342)
at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:741)
at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:505)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)
at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)
at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)
at org.eclipse.jetty.server.handler.ContextHandlerCollection.doStart(ContextHandlerCollection.java:163)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)
at org.eclipse.jetty.server.Server.start(Server.java:387)
```