Idea plugin fails to be loaded by idea2020.3.

[firedes]

2020-12-03 10:20:53,167 [   5426]  ERROR - llij.ide.plugins.PluginManager - Fatal error initializing 'io.spring.format.formatter.intellij.SpringFormatComponent' [Plugin: spring-javaformat] 
com.intellij.diagnostic.PluginException: Fatal error initializing 'io.spring.format.formatter.intellij.SpringFormatComponent' [Plugin: spring-javaformat]
	at com.intellij.serviceContainer.ComponentManagerImpl.handleInitComponentError$intellij_platform_serviceContainer(ComponentManagerImpl.kt:392)
	at com.intellij.serviceContainer.MyComponentAdapter.doCreateInstance(MyComponentAdapter.kt:60)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstanceUncached(BaseComponentAdapter.kt:113)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstance(BaseComponentAdapter.kt:67)
	at com.intellij.serviceContainer.BaseComponentAdapter.getInstance$default(BaseComponentAdapter.kt:60)
	at com.intellij.serviceContainer.ComponentManagerImpl.createComponents(ComponentManagerImpl.kt:304)
	at com.intellij.openapi.project.impl.ProjectExImpl.init(ProjectExImpl.kt:177)
	at com.intellij.openapi.project.impl.ProjectManagerImpl.initProject(ProjectManagerImpl.java:173)
	at com.intellij.openapi.project.impl.ProjectManagerExImpl.prepareProject(ProjectManagerExImpl.kt:240)
	at com.intellij.openapi.project.impl.ProjectManagerExImpl.access$prepareProject(ProjectManagerExImpl.kt:51)
	at com.intellij.openapi.project.impl.ProjectManagerExImpl$openProject$$inlined$runInAutoSaveDisabledMode$lambda$1.invoke(ProjectManagerExImpl.kt:103)
	at com.intellij.openapi.project.impl.ProjectManagerExImpl$openProject$$inlined$runInAutoSaveDisabledMode$lambda$1.invoke(ProjectManagerExImpl.kt:51)
	at com.intellij.openapi.project.impl.ProjectUiFrameAllocator$run$progressTask$1.run(ProjectFrameAllocator.kt:86)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$new$0(ProgressRunner.java:79)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$submit$3(ProgressRunner.java:235)
	at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:178)
	at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:658)
	at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:610)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:65)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:165)
	at com.intellij.openapi.progress.impl.ProgressRunner.lambda$submit$4(ProgressRunner.java:235)
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:668)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:665)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1.run(Executors.java:665)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.NoClassDefFoundError: com/intellij/openapi/wm/WindowManagerListener
	at io.spring.format.formatter.intellij.SpringFormatComponent.<init>(SpringFormatComponent.java:69)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490)
	at com.intellij.serviceContainer.ConstructorInjectionKt.instantiateUsingPicoContainer(constructorInjection.kt:52)
	at com.intellij.serviceContainer.ComponentManagerImpl.instantiateClassWithConstructorInjection(ComponentManagerImpl.kt:733)
	at com.intellij.serviceContainer.MyComponentAdapter.doCreateInstance(MyComponentAdapter.kt:35)
	... 27 more
Caused by: java.lang.ClassNotFoundException: com.intellij.openapi.wm.WindowManagerListener PluginClassLoader[PluginDescriptor(name=spring-javaformat, id=spring-javaformat, path=/home/yinaqu/.local/share/JetBrains/IntelliJIdea2020.3/spring-javaformat-intellij-plugin-0.0.25.jar, version=1.0)] com.intellij.ide.plugins.cl.PluginClassLoader@2127cd60
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:129)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
	... 35 more

[philwebb]

Hopefully fixed in #227 (but I don't have a CI build working yet)