Access is allowed from event dispatch thread only.
Details: Current thread: Thread[ApplicationImpl pooled thread,4,Idea Thread Group] 24574081
Our dispatch thread:Thread[AWT-EventQueue-1 9.0.1#IC-93.94, eap:false,6,Idea Thread Group] 10507790
SystemEventQueueThread: Thread[AWT-EventQueue-1 9.0.1#IC-93.94, eap:false,6,Idea Thread Group] 10507790

java.lang.Throwable
at com.intellij.openapi.diagnostic.Logger.error(Logger.java:52)
at com.intellij.openapi.application.impl.ApplicationImpl.assertIsDispatchThread(ApplicationImpl.java:856)
at com.intellij.openapi.application.impl.ApplicationImpl.assertIsDispatchThread(ApplicationImpl.java:843)
at com.cenqua.clover.idea.coverage.DefaultCoverageManager.reload(DefaultCoverageManager.java:376)
at com.cenqua.clover.idea.coverage.DefaultCoverageManager.reload(DefaultCoverageManager.java:372)
at com.cenqua.clover.idea.ProjectPlugin.getCoverageManager(ProjectPlugin.java:221)
at com.cenqua.clover.idea.config.ContextFilterPane.<init>(ContextFilterPane.java:16)
at com.cenqua.clover.idea.config.ProjectConfigPanel.getFilterPane(ProjectConfigPanel.java:200)
at com.cenqua.clover.idea.config.ProjectConfigPanel.getTabbedContent(ProjectConfigPanel.java:120)
at com.cenqua.clover.idea.config.ProjectConfigPanel.getLicensedPanel(ProjectConfigPanel.java:82)
at com.cenqua.clover.idea.config.ProjectConfigPanel.initComponents(ProjectConfigPanel.java:63)
at com.cenqua.clover.idea.config.ProjectConfigPanel.<init>(ProjectConfigPanel.java:54)
at com.cenqua.clover.idea.ProjectPlugin.createComponent(ProjectPlugin.java:328)
at com.intellij.openapi.options.newEditor.OptionsEditor$Simple.<init>(OptionsEditor.java:1112)
at com.intellij.openapi.options.newEditor.OptionsEditor.initConfigurable(OptionsEditor.java:348)
at com.intellij.openapi.options.newEditor.OptionsEditor.access$2100(OptionsEditor.java:63)
at com.intellij.openapi.options.newEditor.OptionsEditor$6$1.run(OptionsEditor.java:326)
at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:691)
at com.intellij.openapi.options.newEditor.OptionsEditor$6.run(OptionsEditor.java:324)
at com.intellij.openapi.application.impl.ApplicationImpl$5.run(ApplicationImpl.java:328)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:619)
at com.intellij.openapi.application.impl.ApplicationImpl$1$1.run(ApplicationImpl.java:124)

Access is allowed from event dispatch thread only.
Details: Current thread: Thread[ApplicationImpl pooled thread,4,Idea Thread Group] 24574081
Our dispatch thread:Thread[AWT-EventQueue-1 9.0.1#IC-93.94, eap:false,6,Idea Thread Group] 10507790
SystemEventQueueThread: Thread[AWT-EventQueue-1 9.0.1#IC-93.94, eap:false,6,Idea Thread Group] 10507790

java.lang.Throwable
at com.intellij.openapi.diagnostic.Logger.error(Logger.java:52)