Error in SonarLint for IntelliJ 2020.2.3 just opening and closing project

Environment:

  • Java version=11.0.8
  • Java vendor=JetBrains s.r.o.
  • OS name=Mac OS X
  • OS architecture=x86_64
  • IDE=IntelliJ IDEA 2020.2.3
  • SonarLint version=4.12.1.22375

Opened a project through Toolbox and then shut it right down and I get this error.
Cannot flush issues

java.lang.IllegalStateException: Failed to read local issue store index
	at org.sonarlint.intellij.issue.persistence.StringStoreIndex.load(StringStoreIndex.java:54)
	at org.sonarlint.intellij.issue.persistence.StringStoreIndex.save(StringStoreIndex.java:62)
	at org.sonarlint.intellij.issue.persistence.StringStoreIndex.save(StringStoreIndex.java:32)
	at org.sonarlint.intellij.issue.persistence.IndexedObjectStore.write(IndexedObjectStore.java:110)
	at org.sonarlint.intellij.issue.persistence.IssuePersistence.save(IssuePersistence.java:76)
	at org.sonarlint.intellij.issue.persistence.LiveIssueCache.lambda$flushAll$0(LiveIssueCache.java:107)
	at java.base/java.util.LinkedHashMap.forEach(LinkedHashMap.java:684)
	at org.sonarlint.intellij.issue.persistence.LiveIssueCache.flushAll(LiveIssueCache.java:101)
	at org.sonarlint.intellij.issue.IssueManager$1.projectClosing(IssueManager.java:82)
	at jdk.internal.reflect.GeneratedMethodAccessor319.invoke(Unknown Source)
	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.util.messages.impl.MessageBusImpl.invokeListener(MessageBusImpl.java:632)
	at com.intellij.util.messages.impl.MessageBusImpl.deliverMessage(MessageBusImpl.java:406)
	at com.intellij.util.messages.impl.MessageBusImpl.pumpWaitingBuses(MessageBusImpl.java:380)
	at com.intellij.util.messages.impl.MessageBusImpl.pumpMessages(MessageBusImpl.java:366)
	at com.intellij.util.messages.impl.MessageBusImpl.access$100(MessageBusImpl.java:32)
	at com.intellij.util.messages.impl.MessageBusImpl$MessagePublisher.invoke(MessageBusImpl.java:180)
	at com.sun.proxy.$Proxy41.progressWindowCreated(Unknown Source)
	at com.intellij.openapi.progress.util.ProgressWindow.<init>(ProgressWindow.java:107)
	at com.intellij.openapi.application.impl.ApplicationImpl.createProgressWindow(ApplicationImpl.java:657)
	at com.intellij.openapi.application.impl.ApplicationImpl.createProgressWindowAsyncIfNeeded(ApplicationImpl.java:644)
	at com.intellij.openapi.application.impl.ApplicationImpl.runProcessWithProgressSynchronously(ApplicationImpl.java:413)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcessWithProgressSynchronously(CoreProgressManager.java:502)
	at com.intellij.openapi.progress.impl.ProgressManagerImpl.runProcessWithProgressSynchronously(ProgressManagerImpl.java:83)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcessWithProgressSynchronously(CoreProgressManager.java:277)
	at com.intellij.openapi.progress.impl.CoreProgressManager.runProcessWithProgressSynchronously(CoreProgressManager.java:229)
	at com.intellij.vcs.log.impl.VcsProjectLog$1.projectClosing(VcsProjectLog.java:88)
	at jdk.internal.reflect.GeneratedMethodAccessor319.invoke(Unknown Source)
	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.util.messages.impl.MessageBusImpl.invokeListener(MessageBusImpl.java:632)
	at com.intellij.util.messages.impl.MessageBusImpl.deliverMessage(MessageBusImpl.java:406)