[INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.sonarsource.scanner.maven:sonar-maven-plugin:3.6.0.1398:sonar (default-cli) on project spring-ci-advanced: Unable to execute SonarQube: Fail to get bootstrap index from server: Failed to connect to localhost/0:0:0:0:0:0:0:1:9000: Connection refused -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [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/MojoExecutionException ERROR: Job failed: exit status 1