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    Take a look at this blog post on how to set up Grid2 A user related (in the email group on the source) that using older selenium libs solves this exception.

Solutions on the web

via GitHub by janzyka
, 1 year ago
Failed to execute goal com.smartcodeltd:release-candidate-maven-plugin:1.0.0-201601120029.6e3772b:version (default-cli) on project xxx: Couldn't read project version from '/path/projectRoot/submodule/pom.xml'.
via Google Groups by Unknown author, 1 year ago
Failed to execute goal org.sonarsource.scanner.maven:sonar-maven-plugin:3.2:sonar (default-cli ) on project xxx: Unable to execute SonarQube
via GitHub by mhmgad
, 3 months ago
Failed to execute goal (default-cli) on project fact-spotting: ?
via GitHub by maxfliri
, 11 months ago
Failed to execute goal io.gatling:gatling-maven-plugin:2.2.4:execute (default-cli) on project matchboxPerformanceTesting: Gatling failed.
via Google Groups by Vivek Kumar, 1 year ago
Failed to execute goal (default-cli) on project endpoints: Execution default-cli of goal failed: Non zero exit: 1
via Google Groups by Franz van Betteraey, 8 months ago
Failed to execute goal org.sonarsource.scanner.maven:sonar-maven -plugin:3.0.1:sonar (default-cli) on project jhbBase: Fail to download libraries from server
java.lang.NullPointerException: 	at	at com.smartcodeltd.VersionMojo.currentVersionFrom(	at com.smartcodeltd.VersionMojo.execute(	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(	at	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(	at org.apache.maven.DefaultMaven.doExecute(	at org.apache.maven.DefaultMaven.doExecute(	at org.apache.maven.DefaultMaven.execute(	at org.apache.maven.cli.MavenCli.execute(	at org.apache.maven.cli.MavenCli.doMain(	at org.apache.maven.cli.MavenCli.main(	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(	at sun.reflect.DelegatingMethodAccessorImpl.invoke(	at java.lang.reflect.Method.invoke(	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(	at org.codehaus.plexus.classworlds.launcher.Launcher.main(