java.lang.NullPointerException

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    java.lang.NullPointerException
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    [INFO] ---------------------------------------------------------------------------- [INFO] Building Scufl Model [INFO] task-segment: [clean, test] [INFO] ---------------------------------------------------------------------------- [INFO] [clean:clean] [INFO] Deleting directory /local/stain/workspace/taverna1.x/scufl/scufl-model/target [INFO] Deleting directory /local/stain/workspace/taverna1.x/scufl/scufl-model/target/classes [INFO] Deleting directory /local/stain/workspace/taverna1.x/scufl/scufl-model/target/test-classes [INFO] [resources:resources] [INFO] Using default encoding to copy filtered resources. [INFO] [compiler:compile] Compiling 63 source files to /local/stain/workspace/taverna1.x/scufl/scufl-model/target/classes [INFO] [resources:testResources] [INFO] Using default encoding to copy filtered resources. [INFO] [compiler:testCompile] Compiling 3 source files to /local/stain/workspace/taverna1.x/scufl/scufl-model/target/test-classes [INFO] [surefire:test] [INFO] Surefire report directory: /local/stain/workspace/taverna1.x/scufl/scufl-model/target/surefire-reports ------------------------------------------------------- T E S T S ------------------------------------------------------- Running org.embl.ebi.escience.scufl.view.XScuflViewTest log4j:WARN No appenders could be found for logger (org.embl.ebi.escience.scufl.NotifyThread). log4j:WARN Please initialize the log4j system properly. Exception in thread "Thread-2" java.lang.ExceptionInInitializerError at org.embl.ebi.escience.scufl.parser.ProcessorLoaderThread.run(XScuflParser.java:477) Caused by: java.lang.NullPointerException at javax.swing.ImageIcon.<init>(ImageIcon.java:138) at org.embl.ebi.escience.scuflworkers.ProcessorHelper.populateMaps(ProcessorHelper.java:81) at org.embl.ebi.escience.scuflworkers.ProcessorHelper.<clinit>(ProcessorHelper.java:66) ... 1 more Tests run: 3, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.398 sec <<< FAILURE! Running org.embl.ebi.escience.scufl.ScuflModelTest Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.02 sec Running org.embl.ebi.escience.scufl.PortTest Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.019 sec Results : Tests run: 16, Failures: 0, Errors: 1, Skipped: 0 This is "fixed" by doing <dependency> <groupId>uk.org.mygrid.taverna.processors</groupId> <artifactId>taverna-java-processor</artifactId> <scope>test</scope> </dependency> However, after a clean, this gives: [ERROR] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] The projects in the reactor contain a cyclic reference: Edge between 'Vertex{label='uk.org.mygrid.taverna.processors:taverna-java-processor'}' and 'Vertex{label='uk.org.mygrid.taverna.scufl:scufl-ui'}' introduces to cycle in the graph uk.org.mygrid.taverna.scufl:scufl-ui --> uk.org.mygrid.taverna.scufl:scufl-model --> uk.org.mygrid.taverna.processors:taverna-java-processor --> uk.org.mygrid.taverna.scufl:scufl-ui So how do I solve this? The test in question needs some kind of processor because I'm loading a workflow from XML. Do we have to move the test? David?

    JIRA | 1 decade ago | Stian Soiland-Reyes
    java.lang.ExceptionInInitializerError

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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at javax.swing.ImageIcon.<init>()
  2. Java RT
    ImageIcon.<init>
    1. javax.swing.ImageIcon.<init>(ImageIcon.java:138)
    1 frame