Running Sonar Scanner in Maven getting Error Unable to create symbol table for : <File> Unsupported class file Major version 59

SonarQube version: 7.7.0.
Client Machine Java: Openjdk 15.0.2

Tried running a sonar scan using maven cli and I keep getting the following exception

[ERROR] Unable to create symbol table for : C:\Users\me\MyClass.java
java.lang.IllegalArgumentException: Unsupported class file major version 59
	at org.objectweb.asm.ClassReader.<init>(ClassReader.java:184)
	at org.objectweb.asm.ClassReader.<init>(ClassReader.java:166)
	at org.objectweb.asm.ClassReader.<init>(ClassReader.java:152)
	at org.sonar.java.resolve.BytecodeCompleter.loadClass(BytecodeCompleter.java:244)
	at org.sonar.java.resolve.Symbols.<init>(Symbols.java:176)
	at org.sonar.java.resolve.SemanticModel.createFor(SemanticModel.java:60)
	at org.sonar.java.model.VisitorsBridge.visitFile(VisitorsBridge.java:121)
	at org.sonar.java.ast.JavaAstScanner.simpleScan(JavaAstScanner.java:96)
	at org.sonar.java.ast.JavaAstScanner.scan(JavaAstScanner.java:68)
	at org.sonar.java.JavaSquid.scanSources(JavaSquid.java:113)
	at org.sonar.java.JavaSquid.scan(JavaSquid.java:107)
	at org.sonar.plugins.java.JavaSquidSensor.execute(JavaSquidSensor.java:92)
	at org.sonar.scanner.sensor.AbstractSensorWrapper.analyse(AbstractSensorWrapper.java:48)
	at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:85)
	at org.sonar.scanner.sensor.ModuleSensorsExecutor.lambda$execute$1(ModuleSensorsExecutor.java:59)
	at org.sonar.scanner.sensor.ModuleSensorsExecutor.withModuleStrategy(ModuleSensorsExecutor.java:77)
	at org.sonar.scanner.sensor.ModuleSensorsExecutor.execute(ModuleSensorsExecutor.java:59)
	at org.sonar.scanner.scan.ModuleScanContainer.doAfterStart(ModuleScanContainer.java:82)
	at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
	at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
	at org.sonar.scanner.scan.ProjectScanContainer.scan(ProjectScanContainer.java:359)
	at org.sonar.scanner.scan.ProjectScanContainer.scanRecursively(ProjectScanContainer.java:354)
	at org.sonar.scanner.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:317)
	at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
	at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
	at org.sonar.scanner.bootstrap.GlobalContainer.doAfterStart(GlobalContainer.java:128)
	at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:136)
	at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:122)
	at org.sonar.batch.bootstrapper.Batch.doExecute(Batch.java:73)
	at org.sonar.batch.bootstrapper.Batch.execute(Batch.java:67)
	at org.sonarsource.scanner.api.internal.batch.BatchIsolatedLauncher.execute(BatchIsolatedLauncher.java:46)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at org.sonarsource.scanner.api.internal.IsolatedLauncherProxy.invoke(IsolatedLauncherProxy.java:60)
	at com.sun.proxy.$Proxy25.execute(Unknown Source)
	at org.sonarsource.scanner.api.EmbeddedScanner.doExecute(EmbeddedScanner.java:189)
	at org.sonarsource.scanner.api.EmbeddedScanner.execute(EmbeddedScanner.java:138)
	at org.sonarsource.scanner.maven.bootstrap.ScannerBootstrapper.execute(ScannerBootstrapper.java:65)
	at org.sonarsource.scanner.maven.SonarQubeMojo.execute(SonarQubeMojo.java:104)
	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:137)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:210)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:156)
	at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:148)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:117)
	at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:81)
	at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:56)
	at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:305)
	at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:192)
	at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:105)
	at org.apache.maven.cli.MavenCli.execute(MavenCli.java:957)
	at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:289)
	at org.apache.maven.cli.MavenCli.main(MavenCli.java:193)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:282)
	at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:225)
	at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:406)
	at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:347)
	at org.codehaus.classworlds.Launcher.main(Launcher.java:47)

Sonarsourcers will have more accurate information, but you’re running an ancient version of SonarQube with a very recent Java version. That’s probably not going to work well. Try doing this with Java 8.

Hey,

Can you share the debug log of your analysis?

You are supposed to run your analysis on Java 11. If you have a Java 15 project, you should build it first with Java 15, then run the analysis on Java 11 in a second step. You can check that property sonar.java.jdkHome is correctly set and pointing to your JDK15 path.

> (Set JDK 15)
> mvn clean install
> (Set JDK 11)
> mvn sonar:sonar

Regards,
Michael