idea 启动时，报错 Start Failed

Internal error. Please refer to https://jb.gg/ide/critical-startup-errors

java.util.concurrent.CompletionException: org.picocontainer.PicoRegistrationException: Key com.tang.intellij.lua.luacheck.LuaCheckSettings duplicated
    at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:314)
    at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:319)
    at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:645)
    at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506)
    at java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073)
    at com.intellij.idea.ApplicationLoader$initApplication$2.accept(ApplicationLoader.kt:387)
    at com.intellij.idea.ApplicationLoader$initApplication$2.accept(ApplicationLoader.kt)
    at java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859)
    at java.base/java.util.concurrent.CompletableFuture.uniWhenCompleteStage(CompletableFuture.java:883)
    at java.base/java.util.concurrent.CompletableFuture.whenComplete(CompletableFuture.java:2251)
    at java.base/java.util.concurrent.CompletableFuture.whenComplete(CompletableFuture.java:143)
    at com.intellij.idea.ApplicationLoader.initApplication(ApplicationLoader.kt:384)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    at com.intellij.idea.a.a(a.java:104)
    at com.intellij.ide.a.d.aM.a(aM.java:93)
    at com.intellij.ide.a.d.aN.b(aN.java:279)
    at com.intellij.ide.a.d.aY.b(aY.java:276)
    at com.intellij.ide.a.d.aY.c(aY.java:169)
    at com.intellij.ide.a.d.aY.a(aY.java:81)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    at com.intellij.idea.MainImpl.start(MainImpl.java:96)
    at com.intellij.idea.StartupUtil.startApp(StartupUtil.java:310)
    at com.intellij.idea.StartupUtil.prepareApp(StartupUtil.java:250)
    at com.intellij.ide.plugins.MainRunner.lambda$start$1(MainRunner.java:41)
    at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: org.picocontainer.PicoRegistrationException: Key com.tang.intellij.lua.luacheck.LuaCheckSettings duplicated
    at com.intellij.util.pico.DefaultPicoContainer.registerComponent(DefaultPicoContainer.java:119)
    at com.intellij.serviceContainer.ComponentManagerImpl.registerServices(ComponentManagerImpl.kt:400)
    at com.intellij.serviceContainer.ComponentManagerImpl.registerComponents(ComponentManagerImpl.kt:250)
    at com.intellij.idea.ApplicationLoader$registerAppComponents$1.apply(ApplicationLoader.kt:106)
    at com.intellij.idea.ApplicationLoader$registerAppComponents$1.apply(ApplicationLoader.kt)
    at java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642)
    ... 28 more

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Your JRE: 11.0.10+9-b1341.41 amd64 (JetBrains s.r.o.)
E:\idea\IntelliJ IDEA 2021.1.1\jbr

通过第二行冒号之后的内容，我们可以推测出事因为 Lua 插件的原因导致无法启动

尝试在 idea.propoties 中禁用该插件，失败

尝试重新安装idea，失败

根据AI的提示，找到C:\Users\你的用户名\AppData\Roaming\JetBrains\IntelliJIdea20XX.X\plugins。将 plugins 文件夹整个删除，成功！

原文地址：https://blog.csdn.net/m0_75138009/article/details/142999784

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