CFSDN坚持开源创造价值，我们致力于搭建一个资源共享平台，让每一个IT人在这里找到属于你的精彩世界.

这篇CFSDN的博客文章IDEA 2021.2 激活教程及启动报错问题解决方法由作者收集整理，如果你对这篇文章有兴趣，记得点赞哟.

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： http://www.zzvips.com/article/225487.html 。

到此这篇关于IDEA 2021.2 启动报错及激活教程的文章就介绍到这了,更多相关IDEA 2021.2 激活码内容请搜索我以前的文章或继续浏览下面的相关文章希望大家以后多多支持我！ 。

原文链接：https://blog.csdn.net/qq_44866828/article/details/119277693 。

最后此篇关于IDEA 2021.2 激活教程及启动报错问题解决方法的文章就讲到这里了,如果你想了解更多关于IDEA 2021.2 激活教程及启动报错问题解决方法的内容请搜索CFSDN的文章或继续浏览相关文章，希望大家以后支持我的博客！ 。