Running Java 8 with Gradle and SonarQube 8.1

CENTOS 7
SONARQUBE 8.1
GRADLE 4.8.1
Java 11 (on SonarQube server)
Java 8 on development (Gradle server)

command: gradle -Ptag=master sonarqube -Dspring.config.location=./application.yml -Dspring.profiles.active=DEV_SERVER -Dsonar.host.url=https://SONARQUBE_SERVER/sonar

> Task :copyAppProfile UP-TO-DATE

> Task :copyPrecedenceProfiles UP-TO-DATE

> Task :compileJava UP-TO-DATE

> Task :processResources UP-TO-DATE

> Task :classes UP-TO-DATE

> Task :compileTestJava UP-TO-DATE

> Task :processTestResources NO-SOURCE

> Task :testClasses UP-TO-DATE

> Task :test

2019-12-30 17:00:04 [Thread-6] INFO org.springframework.web.context.support.GenericWebApplicationContext:987 Closing org.springframework.web.context.support.GenericWebApplicationContext@5a559d0c: startup date [Mon Dec 30 08:59:55 PST 2019]; root of context hierarchy

2019-12-30 17:00:04 [Thread-6] INFO com.zaxxer.hikari.HikariDataSource:381 HikariPool-1 - Shutdown initiated...

2019-12-30 17:00:04 [Thread-6] INFO com.zaxxer.hikari.HikariDataSource:383 HikariPool-1 - Shutdown completed.

> Task :sonarqube FAILED

SonarScanner will require Java 11 to run starting in SonarQube 8.x

FAILURE: Build failed with an exception.

* What went wrong:

Execution failed for task ':sonarqube'.

> Unable to load component class org.sonar.scanner.bootstrap.ScannerPluginInstaller

Hi,

This isn’t a question of Java version; that’s only a warning at this stage.

Can you turn on more logging so we can get context on the actual error?

 
Ann