Not working in Android Studio 4.1 based on IntelliJ 2020.1

[Gustav0ar]

The plugin isn't working in Android Studio 4.1 beta that is based on IntelliJ 2020.1 that is already out. My project is using Flutter/Dart. It has multiple exceptions thrown:

com.intellij.diagnostic.PluginException: While loading class com.github.izhangzhihao.rainbow.brackets.action.ScopeOutsideHighlightingRestrainAction: com/github/izhangzhihao/rainbow/brackets/action/ScopeOutsideHighlightingRestrainAction has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0 [Plugin: izhangzhihao.rainbow.brackets]
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:262)
	at com.intellij.ide.plugins.cl.PluginClassLoader.tryLoadingClass(PluginClassLoader.java:205)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:113)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.instantiate(ActionManagerImpl.java:191)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.convertStub(ActionManagerImpl.java:172)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.getActionImpl(ActionManagerImpl.java:528)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.getAction(ActionManagerImpl.java:516)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.preloadActions(ActionManagerImpl.java:1522)
	at com.intellij.openapi.actionSystem.impl.ActionPreloader.preload(ActionPreloader.java:15)
	at com.intellij.openapi.application.Preloader.lambda$null$1(Preloader.java:79)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:166)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:627)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:572)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:61)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:153)
	at com.intellij.openapi.application.Preloader.lambda$null$2(Preloader.java:75)
	at com.intellij.util.concurrency.BoundedTaskExecutor.doRun(BoundedTaskExecutor.java:222)
	at com.intellij.util.concurrency.BoundedTaskExecutor.access$200(BoundedTaskExecutor.java:29)
	at com.intellij.util.concurrency.BoundedTaskExecutor$1.execute(BoundedTaskExecutor.java:201)
	at com.intellij.util.ConcurrencyUtil.runUnderThreadName(ConcurrencyUtil.java:210)
	at com.intellij.util.concurrency.BoundedTaskExecutor$1.run(BoundedTaskExecutor.java:190)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.UnsupportedClassVersionError: com/github/izhangzhihao/rainbow/brackets/action/ScopeOutsideHighlightingRestrainAction has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:757)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:636)
	at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:380)
	at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:376)
	at com.intellij.util.lang.UrlClassLoader._findClass(UrlClassLoader.java:340)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:259)
	... 26 more

com.intellij.diagnostic.PluginException: While loading class com.github.izhangzhihao.rainbow.brackets.action.ScopeHighlightingAction: com/github/izhangzhihao/rainbow/brackets/action/ScopeHighlightingAction has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0 [Plugin: izhangzhihao.rainbow.brackets]
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:262)
	at com.intellij.ide.plugins.cl.PluginClassLoader.tryLoadingClass(PluginClassLoader.java:205)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:113)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.instantiate(ActionManagerImpl.java:191)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.convertStub(ActionManagerImpl.java:172)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.getActionImpl(ActionManagerImpl.java:528)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.getAction(ActionManagerImpl.java:516)
	at com.intellij.openapi.actionSystem.impl.ActionManagerImpl.preloadActions(ActionManagerImpl.java:1522)
	at com.intellij.openapi.actionSystem.impl.ActionPreloader.preload(ActionPreloader.java:15)
	at com.intellij.openapi.application.Preloader.lambda$null$1(Preloader.java:79)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:166)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:627)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:572)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:61)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:153)
	at com.intellij.openapi.application.Preloader.lambda$null$2(Preloader.java:75)
	at com.intellij.util.concurrency.BoundedTaskExecutor.doRun(BoundedTaskExecutor.java:222)
	at com.intellij.util.concurrency.BoundedTaskExecutor.access$200(BoundedTaskExecutor.java:29)
	at com.intellij.util.concurrency.BoundedTaskExecutor$1.execute(BoundedTaskExecutor.java:201)
	at com.intellij.util.ConcurrencyUtil.runUnderThreadName(ConcurrencyUtil.java:210)
	at com.intellij.util.concurrency.BoundedTaskExecutor$1.run(BoundedTaskExecutor.java:190)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.UnsupportedClassVersionError: com/github/izhangzhihao/rainbow/brackets/action/ScopeHighlightingAction has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:757)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:636)
	at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:380)
	at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:376)
	at com.intellij.util.lang.UrlClassLoader._findClass(UrlClassLoader.java:340)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:259)
	... 26 more

com.intellij.diagnostic.PluginException: While loading class com.github.izhangzhihao.rainbow.brackets.indents.RainbowIndentsPassFactory: com/github/izhangzhihao/rainbow/brackets/indents/RainbowIndentsPassFactory has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0 [Plugin: izhangzhihao.rainbow.brackets]
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:262)
	at com.intellij.ide.plugins.cl.PluginClassLoader.tryLoadingClass(PluginClassLoader.java:205)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:113)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:352)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at com.intellij.openapi.extensions.impl.ExtensionComponentAdapter.getImplementationClass(ExtensionComponentAdapter.java:80)
	at com.intellij.openapi.extensions.impl.ExtensionComponentAdapter.createInstance(ExtensionComponentAdapter.java:39)
	at com.intellij.openapi.extensions.impl.XmlExtensionAdapter.createInstance(XmlExtensionAdapter.java:68)
	at com.intellij.openapi.extensions.impl.ExtensionPointImpl.processAdapter(ExtensionPointImpl.java:446)
	at com.intellij.openapi.extensions.impl.ExtensionPointImpl.processAdapters(ExtensionPointImpl.java:401)
	at com.intellij.openapi.extensions.impl.ExtensionPointImpl.getExtensionList(ExtensionPointImpl.java:232)
	at com.intellij.openapi.extensions.ExtensionPointName.getExtensionList(ExtensionPointName.java:42)
	at com.intellij.codeInsight.daemon.impl.TextEditorHighlightingPassRegistrarImpl.reregisterFactories(TextEditorHighlightingPassRegistrarImpl.java:72)
	at com.intellij.codeInsight.daemon.impl.TextEditorHighlightingPassRegistrarImpl.<init>(TextEditorHighlightingPassRegistrarImpl.java:45)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.intellij.serviceContainer.ConstructorInjectionKt.instantiateUsingPicoContainer(constructorInjection.kt:53)
	at com.intellij.serviceContainer.ComponentManagerImpl.instantiateClassWithConstructorInjection(ComponentManagerImpl.kt:660)
	at com.intellij.serviceContainer.ServiceComponentAdapter.createAndInitialize(ServiceComponentAdapter.kt:54)
	at com.intellij.serviceContainer.ServiceComponentAdapter.access$createAndInitialize(ServiceComponentAdapter.kt:15)
	at com.intellij.serviceContainer.ServiceComponentAdapter$doCreateInstance$$inlined$use$lambda$1.run(ServiceComponentAdapter.kt:47)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:627)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:572)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:61)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeNonCancelableSection(CoreProgressManager.java:188)
	at com.intellij.serviceContainer.ServiceComponentAdapter.doCreateInstance(ServiceComponentAdapter.kt:46)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstanceUncached(BaseComponentAdapter.kt:115)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstance(BaseComponentAdapter.kt:69)
	at com.intellij.serviceContainer.ComponentManagerImpl.doGetService(ComponentManagerImpl.kt:411)
	at com.intellij.serviceContainer.ComponentManagerImpl.getService(ComponentManagerImpl.kt:394)
	at com.intellij.openapi.components.ServiceManager.getService(ServiceManager.java:24)
	at com.intellij.codeHighlighting.TextEditorHighlightingPassRegistrar.getInstance(TextEditorHighlightingPassRegistrar.java:30)
	at com.intellij.codeInsight.daemon.impl.PassExecutorService.<init>(PassExecutorService.java:60)
	at com.intellij.codeInsight.daemon.impl.DaemonCodeAnalyzerImpl.<init>(DaemonCodeAnalyzerImpl.java:114)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.intellij.serviceContainer.ConstructorInjectionKt.instantiateUsingPicoContainer(constructorInjection.kt:53)
	at com.intellij.serviceContainer.ComponentManagerImpl.instantiateClassWithConstructorInjection(ComponentManagerImpl.kt:660)
	at com.intellij.serviceContainer.MyComponentAdapter.doCreateInstance(MyComponentAdapter.kt:35)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstanceUncached(BaseComponentAdapter.kt:115)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstance(BaseComponentAdapter.kt:69)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstance$default(BaseComponentAdapter.kt:62)
	at com.intellij.serviceContainer.ComponentManagerImpl.createComponents(ComponentManagerImpl.kt:261)
	at com.intellij.openapi.project.impl.ProjectImpl.init(ProjectImpl.java:269)
	at com.intellij.openapi.project.impl.ProjectManagerImpl.initProject(ProjectManagerImpl.java:325)
	at com.intellij.platform.PlatformProjectOpenProcessorKt.convertAndLoadProject(PlatformProjectOpenProcessor.kt:404)
	at com.intellij.platform.PlatformProjectOpenProcessorKt.prepareProject(PlatformProjectOpenProcessor.kt:299)
	at com.intellij.platform.PlatformProjectOpenProcessorKt.access$prepareProject(PlatformProjectOpenProcessor.kt:1)
	at com.intellij.platform.PlatformProjectOpenProcessor$Companion$openExistingProject$$inlined$runInAutoSaveDisabledMode$lambda$1.invoke(PlatformProjectOpenProcessor.kt:186)
	at com.intellij.platform.PlatformProjectOpenProcessor$Companion$openExistingProject$$inlined$runInAutoSaveDisabledMode$lambda$1.invoke(PlatformProjectOpenProcessor.kt:57)
	at com.intellij.platform.ProjectUiFrameAllocator$run$1$progressTask$1.run(ProjectFrameAllocator.kt:85)
	at com.intellij.openapi.progress.impl.CoreProgressManager$TaskRunnable.run(CoreProgressManager.java:932)
	at com.intellij.openapi.progress.impl.CoreProgressManager$4.run(CoreProgressManager.java:482)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$new$0(ProgressRunner.java:77)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$null$3(ProgressRunner.java:233)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:166)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:627)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:572)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:61)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:153)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$submit$4(ProgressRunner.java:233)
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.UnsupportedClassVersionError: com/github/izhangzhihao/rainbow/brackets/indents/RainbowIndentsPassFactory has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:757)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:636)
	at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:380)
	at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:376)
	at com.intellij.util.lang.UrlClassLoader._findClass(UrlClassLoader.java:340)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClassInsideSelf(PluginClassLoader.java:259)
	... 69 more

[deepmashru]

same here.