java.lang.NullPointerException

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    • java.lang.NullPointerException at java.util.Hashtable.put(Hashtable.java:459) at org.codehaus.plexus.interpolation.os.OperatingSystemUtils.getSystemEnvVars(OperatingSystemUtils.java:73) at org.codehaus.plexus.interpolation.EnvarBasedValueSource.getEnvars(EnvarBasedValueSource.java:74) at org.codehaus.plexus.interpolation.EnvarBasedValueSource.<init>(EnvarBasedValueSource.java:64) at org.codehaus.plexus.interpolation.EnvarBasedValueSource.<init>(EnvarBasedValueSource.java:50) at org.apache.maven.settings.building.DefaultSettingsBuilder.interpolate(DefaultSettingsBuilder.java:226) at org.apache.maven.settings.building.DefaultSettingsBuilder.build(DefaultSettingsBuilder.java:104) at org.apache.maven.cli.configuration.SettingsXmlConfigurationProcessor.process(SettingsXmlConfigurationProcessor.java:137) at org.apache.maven.cli.MavenCli.configure(MavenCli.java:1017) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:283) 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:483) 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)

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