gistfile1.txt

[DEBUG] META-INF/MANIFEST.MF already added, skipping
[DEBUG] adding entry library.properties
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 04:23 min
[INFO] Finished at: 2017-06-05T18:27:58+01:00
[INFO] Final Memory: 243M/2195M
[INFO] ------------------------------------------------------------------------
Cleaning up unclosed ZipFile for archive C:\Users\Matt\.m2\repository\org\scala-lang\scala-library\2.10.5\scala-library-2.10.5.jar
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-assembly-plugin:3.0.0:single (default) on project stock-data-rangler: Execution default of goal org.apache.maven.plugins:maven-assembly-plugin:3.0.0:single failed. NullPointerException -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-assembly-plugin:3.0.0:single (default) on project stock-data-rangler: Execution default of goal org.apache.maven.plugins:maven-assembly-plugin:3.0.0:single failed.
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:863)
	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:288)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:199)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
Caused by: org.apache.maven.plugin.PluginExecutionException: Execution default of goal org.apache.maven.plugins:maven-assembly-plugin:3.0.0:single failed.
	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:145)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:207)
	... 20 more
Caused by: java.lang.NullPointerException
	at org.codehaus.plexus.components.io.resources.PlexusIoURLResource.getContents(PlexusIoURLResource.java:41)
	at org.codehaus.plexus.components.io.resources.Deferred.getContents(Deferred.java:60)
	at org.codehaus.plexus.components.io.resources.proxy.ResourceInvocationHandler.invoke(ResourceInvocationHandler.java:62)
	at com.sun.proxy.$Proxy32.getContents(Unknown Source)
	at org.codehaus.plexus.archiver.ArchiveEntry.getInputStream(ArchiveEntry.java:137)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver$1.get(AbstractZipArchiver.java:559)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver$2.get(AbstractZipArchiver.java:673)
	at org.apache.commons.compress.archivers.zip.ZipArchiveEntryRequest.getPayloadStream(ZipArchiveEntryRequest.java:62)
	at org.apache.commons.compress.archivers.zip.ScatterZipOutputStream.addArchiveEntry(ScatterZipOutputStream.java:95)
	at org.codehaus.plexus.archiver.zip.ConcurrentJarCreator.addArchiveEntry(ConcurrentJarCreator.java:153)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver.zipFile(AbstractZipArchiver.java:511)
	at org.codehaus.plexus.archiver.jar.JarArchiver.zipFile(JarArchiver.java:501)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver.zipFile(AbstractZipArchiver.java:570)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver.addResources(AbstractZipArchiver.java:420)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver.createArchiveMain(AbstractZipArchiver.java:330)
	at org.codehaus.plexus.archiver.zip.AbstractZipArchiver.execute(AbstractZipArchiver.java:233)
	at org.codehaus.plexus.archiver.AbstractArchiver.createArchive(AbstractArchiver.java:993)
	at org.apache.maven.plugins.assembly.archive.archiver.AssemblyProxyArchiver.createArchive(AssemblyProxyArchiver.java:445)
	at org.apache.maven.plugins.assembly.archive.DefaultAssemblyArchiver.createArchive(DefaultAssemblyArchiver.java:184)
	at org.apache.maven.plugins.assembly.mojos.AbstractAssemblyMojo.execute(AbstractAssemblyMojo.java:476)
	at org.apache.maven.plugins.assembly.mojos.SingleAssemblyMojo.execute(SingleAssemblyMojo.java:58)
	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
	... 21 more
[ERROR] 
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException