java.lang.NullPointerException
at org.sonar.ide.eclipse.wsclient.internal.SonarWSClientFacade.getUnresolvedRemoteIssuesRecursively(SonarWSClientFacade.java:170)
at org.sonar.ide.eclipse.core.internal.remote.RemoteSourceCode.getRemoteIssuesRecursively(RemoteSourceCode.java:107)
at org.sonar.ide.eclipse.core.internal.jobs.SynchronizeAllIssuesJob.doRefreshIssues(SynchronizeAllIssuesJob.java:131)
at org.sonar.ide.eclipse.core.internal.jobs.SynchronizeAllIssuesJob.fetchRemoteIssues(SynchronizeAllIssuesJob.java:120)
at org.sonar.ide.eclipse.core.internal.jobs.SynchronizeAllIssuesJob.run(SynchronizeAllIssuesJob.java:76)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
How to configure rules? - You can't for now.