參考博客：https://blog.csdn.net/Hhc0917/article/details/84335010
報錯內容如下：
Error:Internal error: (org.jetbrains.jps.builders.storage.BuildDataCorruptedException) com.intellij.util.io.PersistentEnumeratorBase$CorruptedException: PersistentEnumerator storage corrupted C:\Users\Administrator\.IntelliJIdea2018.1\system\compile-server\dubbo_177b9f5e\backward-refs\back.refs.storage
org.jetbrains.jps.builders.storage.BuildDataCorruptedException: com.intellij.util.io.PersistentEnumeratorBase$CorruptedException: PersistentEnumerator storage corrupted C:\Users\Administrator\.IntelliJIdea2018.1\system\compile-server\dubbo_177b9f5e\backward-refs\back.refs.storage
at org.jetbrains.jps.backwardRefs.CompilerBackwardReferenceIndex.<init>(CompilerBackwardReferenceIndex.java:95)
at org.jetbrains.jps.backwardRefs.BackwardReferenceIndexWriter.initialize(BackwardReferenceIndexWriter.java:99)
at org.jetbrains.jps.backwardRefs.BackwardReferenceIndexBuilder.buildStarted(BackwardReferenceIndexBuilder.java:54)
at org.jetbrains.jps.incremental.IncProjectBuilder.runBuild(IncProjectBuilder.java:364)
at org.jetbrains.jps.incremental.IncProjectBuilder.build(IncProjectBuilder.java:183)
at org.jetbrains.jps.cmdline.BuildRunner.runBuild(BuildRunner.java:138)
at org.jetbrains.jps.cmdline.BuildSession.runBuild(BuildSession.java:308)
at org.jetbrains.jps.cmdline.BuildSession.run(BuildSession.java:137)
at org.jetbrains.jps.cmdline.BuildMain$MyMessageHandler.lambda$channelRead0$0(BuildMain.java:235)
at org.jetbrains.jps.service.impl.SharedThreadPoolImpl.lambda$executeOnPooledThread$0(SharedThreadPoolImpl.java:42)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: com.intellij.util.io.PersistentEnumeratorBase$CorruptedException: PersistentEnumerator storage corrupted C:\Users\Administrator\.IntelliJIdea2018.1\system\compile-server\dubbo_177b9f5e\backward-refs\back.refs.storage
at com.intellij.util.io.PersistentEnumeratorBase.<init>(PersistentEnumeratorBase.java:222)
at com.intellij.util.io.PersistentBTreeEnumerator.<init>(PersistentBTreeEnumerator.java:86)
at com.intellij.util.io.PersistentEnumeratorDelegate.<init>(PersistentEnumeratorDelegate.java:47)
at com.intellij.util.io.PersistentHashMap.<init>(PersistentHashMap.java:156)
at com.intellij.util.io.PersistentHashMap.<init>(PersistentHashMap.java:145)
at com.intellij.util.io.PersistentHashMap.<init>(PersistentHashMap.java:136)
可以看到這個目錄：
C:\Users\Administrator\.IntelliJIdea2018.1\system\compile-server\dubbo_177b9f5e\backward-refs\back.refs.storage
找到C:\Users\Administrator\.IntelliJIdea2018.1\system\compile-server\dubbo_177b9f5e\backward-refs\目錄，刪掉裏面的文件，重啓idea，好了