IDEA 2021.2 激活教程及启动报错问题解决方法

关于idea2021最新激活教程，请点击此处，获取最新激活教程

还有一种激活方法，点击此处获取吧 ！

下面看下IDEA 2021.2 启动报错问题解决方法，内容如下所示：

错误信息如下：

Plugin 'some.awesome' failed to initialize and will be disabled. Please restart IntelliJ IDEA.

java.lang.NullPointerException
    at NyanApplicationComponent.<init>(NyanApplicationComponent.java:21)
    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:877)
    at com.intellij.serviceContainer.MyComponentAdapter.doCreateInstance(MyComponentAdapter.kt:35)
    at com.intellij.serviceContainer.BaseComponentAdapter.getInstanceUncached(BaseComponentAdapter.kt:113)
    at com.intellij.serviceContainer.BaseComponentAdapter.getInstance(BaseComponentAdapter.kt:67)
    at com.intellij.serviceContainer.BaseComponentAdapter.getInstance$default(BaseComponentAdapter.kt:60)
    at com.intellij.serviceContainer.ComponentManagerImpl.createComponents(ComponentManagerImpl.kt:407)
    at com.intellij.openapi.application.impl.ApplicationImpl.lambda$loadComponents$5(ApplicationImpl.java:369)
    at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:183)
    at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:705)
    at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:647)
    at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:63)
    at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:170)
    at com.intellij.openapi.application.impl.ApplicationImpl.loadComponents(ApplicationImpl.java:369)
    at com.intellij.idea.ApplicationLoader$startApp$loadComponentInEdtFuture$1.run(ApplicationLoader.kt:136)
    at java.base/java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1736)
    at com.intellij.openapi.application.TransactionGuardImpl.runWithWritingAllowed(TransactionGuardImpl.java:214)
    at com.intellij.openapi.application.TransactionGuardImpl.access$200(TransactionGuardImpl.java:21)
    at com.intellij.openapi.application.TransactionGuardImpl$2.run(TransactionGuardImpl.java:196)
    at com.intellij.openapi.application.impl.ApplicationImpl.runIntendedWriteActionOnCurrentThread(ApplicationImpl.java:794)
    at com.intellij.openapi.application.impl.ApplicationImpl.lambda$invokeLater$4(ApplicationImpl.java:350)
    at com.intellij.openapi.application.impl.FlushQueue.doRun(FlushQueue.java:84)
    at com.intellij.openapi.application.impl.FlushQueue.runNextEvent(FlushQueue.java:133)
    at com.intellij.openapi.application.impl.FlushQueue.flushNow(FlushQueue.java:46)
    at com.intellij.openapi.application.impl.FlushQueue$FlushNow.run(FlushQueue.java:189)
    at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:313)
    at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:776)
    at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:727)
    at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
    at java.base/java.security.AccessController.doPrivileged(Native Method)
    at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
    at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:746)
    at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:408)
    at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
    at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
    at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
    at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
    at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
    at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

解决方案:
方案一: 重启IDEA ===>成功

方案二：
请参考我的另一篇博文的解决方案：
https://www.aspxhome.com/article/195557.htm

来源：https://blog.csdn.net/qq_44866828/article/details/119277693