[..]
15:30:40 15:30:40.557 WARN - Findbugs needs sources to be compiled. Please build project before executing sonar or check the location of compiled classes to make it possible for Findbugs to analyse your project.
15:30:40 INFO: ------------------------------------------------------------------------
15:30:40 INFO: EXECUTION FAILURE 15:30:40 INFO: ------------------------------------------------------------------------
15:30:40 Total time: 23.042s 15:30:40 Final Memory: 28M/669M
15:30:40 INFO: ------------------------------------------------------------------------
15:30:40 ERROR: Error during Sonar runner execution
15:30:40 org.sonar.runner.impl.RunnerException: Unable to execute Sonar
15:30:40 at org.sonar.runner.impl.BatchLauncher$1.delegateExecution(BatchLauncher.java:91)
15:30:40 at org.sonar.runner.impl.BatchLauncher$1.run(BatchLauncher.java:75)
15:30:40 at java.security.AccessController.doPrivileged(Native Method)
15:30:40 at org.sonar.runner.impl.BatchLauncher.doExecute(BatchLauncher.java:69)
15:30:40 at org.sonar.runner.impl.BatchLauncher.execute(BatchLauncher.java:50)
15:30:40 at org.sonar.runner.api.EmbeddedRunner.doExecute(EmbeddedRunner.java:102)
15:30:40 at org.sonar.runner.api.Runner.execute(Runner.java:100)
15:30:40 at org.sonar.runner.Main.executeTask(Main.java:70)
15:30:40 at org.sonar.runner.Main.execute(Main.java:59)
15:30:40 at org.sonar.runner.Main.main(Main.java:53)
15:30:40 Caused by: java.lang.IllegalStateException: Can not execute Findbugs
15:30:40 at org.sonar.plugins.findbugs.FindbugsExecutor.execute(FindbugsExecutor.java:169)
15:30:40 at org.sonar.plugins.findbugs.FindbugsSensor.execute(FindbugsSensor.java:88)
15:30:40 at org.sonar.batch.sensor.SensorWrapper.analyse(SensorWrapper.java:57)
15:30:40 at org.sonar.batch.phases.SensorsExecutor.executeSensor(SensorsExecutor.java:58)
15:30:40 at org.sonar.batch.phases.SensorsExecutor.execute(SensorsExecutor.java:50)
15:30:40 at org.sonar.batch.phases.AbstractPhaseExecutor.execute(AbstractPhaseExecutor.java:83)
15:30:40 at org.sonar.batch.scan.ModuleScanContainer.doAfterStart(ModuleScanContainer.java:192)
15:30:40 at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:142)
15:30:40 at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:127)
15:30:40 at org.sonar.batch.scan.ProjectScanContainer.scan(ProjectScanContainer.java:241)
15:30:40 at org.sonar.batch.scan.ProjectScanContainer.scanRecursively(ProjectScanContainer.java:236)
15:30:40 at org.sonar.batch.scan.ProjectScanContainer.doAfterStart(ProjectScanContainer.java:226)
15:30:40 at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:142)
15:30:40 at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:127)
15:30:40 at org.sonar.batch.task.ScanTask.execute(ScanTask.java:47)
15:30:40 at org.sonar.batch.task.TaskContainer.doAfterStart(TaskContainer.java:86)
15:30:40 at org.sonar.core.platform.ComponentContainer.startComponents(ComponentContainer.java:142)
15:30:40 at org.sonar.core.platform.ComponentContainer.execute(ComponentContainer.java:127)
15:30:40 at org.sonar.batch.bootstrap.GlobalContainer.executeTask(GlobalContainer.java:106)
15:30:40 at org.sonar.batch.bootstrapper.Batch.executeTask(Batch.java:119)
15:30:40 at org.sonar.batch.bootstrapper.Batch.execute(Batch.java:79)
15:30:40 at org.sonar.runner.batch.IsolatedLauncher.execute(IsolatedLauncher.java:48)
15:30:40 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
15:30:40 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
15:30:40 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
15:30:40 at java.lang.reflect.Method.invoke(Method.java:497)
15:30:40 at org.sonar.runner.impl.BatchLauncher$1.delegateExecution(BatchLauncher.java:87)
15:30:40 ... 9 more15:30:40 Caused by: java.lang.IllegalStateException: This project contains Java source files that are not compiled.
15:30:40 at org.sonar.plugins.findbugs.FindbugsConfiguration.getFindbugsProject(FindbugsConfiguration.java:120)
15:30:40 at org.sonar.plugins.findbugs.FindbugsExecutor.execute(FindbugsExecutor.java:119)
[..]
//Gilbert
How did you downgraded your version ? I got the following error when I downgrade from 3.4.3 to 3.3.