An internal error occurred during: "Classpath Update Job"

[testforstephen]

trafficstars

An internal error occurred during: "Classpath Update Job".
Attempted to endRule: null, does not match most recent begin: <REDACTED: user-file-path>  See log for trace information if rule tracing is enabled.
java.lang.IllegalArgumentException: Attempted to endRule: null, does not match most recent begin: <REDACTED: user-file-path>  See log for trace information if rule tracing is enabled.
	at org.eclipse.core.runtime.Assert.isLegal(Assert.java:66)
	at org.eclipse.core.internal.jobs.ThreadJob.illegalPop(ThreadJob.java:120)
	at org.eclipse.core.internal.jobs.ThreadJob.pop(ThreadJob.java:377)
	at org.eclipse.core.internal.jobs.ImplicitJobs.end(ImplicitJobs.java:123)
	at org.eclipse.core.internal.jobs.JobManager.endRule(JobManager.java:797)
	at org.eclipse.core.internal.resources.WorkManager.checkOut(WorkManager.java:174)
	at org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:1598)
	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:50)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)

[testforstephen]

An internal error occurred during: "Classpath Update Job".
Attempted to beginRule: <REDACTED: user-file-path>, does not match outer scope rule: <REDACTED: user-file-path>
java.lang.IllegalArgumentException: Attempted to beginRule: <REDACTED: user-file-path>, does not match outer scope rule: <REDACTED: user-file-path>
	at org.eclipse.core.runtime.Assert.isLegal(Assert.java:66)
	at org.eclipse.core.internal.jobs.ThreadJob.illegalPush(ThreadJob.java:138)
	at org.eclipse.core.internal.jobs.ThreadJob.push(ThreadJob.java:402)
	at org.eclipse.core.internal.jobs.ImplicitJobs.begin(ImplicitJobs.java:93)
	at org.eclipse.core.internal.jobs.JobManager.beginRule(JobManager.java:342)
	at org.eclipse.core.internal.resources.WorkManager.checkIn(WorkManager.java:124)
	at org.eclipse.core.internal.resources.Workspace.prepareOperation(Workspace.java:2403)
	at org.eclipse.core.internal.resources.Resource.refreshLocal(Resource.java:1602)
	at org.eclipse.core.internal.resources.File.refreshLocal(File.java:337)
	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.lambda$0(ProjectRegistryManager.java:247)
	at <REDACTED: user-file-path>(Optional.java:260)
	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.getPom(ProjectRegistryManager.java:243)
	at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.create(ProjectRegistryManager.java:205)
	at org.eclipse.m2e.core.internal.project.registry.MavenProjectManager.create(MavenProjectManager.java:110)
	at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.addProjectEntries(MavenRuntimeClasspathProvider.java:311)
	at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.addMavenClasspathEntries(MavenRuntimeClasspathProvider.java:221)
	at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.resolveClasspath0(MavenRuntimeClasspathProvider.java:188)
	at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.lambda$2(MavenRuntimeClasspathProvider.java:171)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:394)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:275)
	at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:214)
	at org.eclipse.m2e.jdt.internal.launch.MavenRuntimeClasspathProvider.resolveClasspath(MavenRuntimeClasspathProvider.java:171)
	at org.eclipse.jdt.internal.launching.RuntimeClasspathProvider.resolveClasspath(RuntimeClasspathProvider.java:68)
	at org.eclipse.jdt.launching.JavaRuntime.resolveRuntimeClasspath(JavaRuntime.java:1661)
	at org.eclipse.jdt.launching.AbstractJavaLaunchConfigurationDelegate.getClasspathAndModulepath(AbstractJavaLaunchConfigurationDelegate.java:464)
	at org.eclipse.jdt.ls.core.internal.commands.ProjectCommand$1.run(ProjectCommand.java:176)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2453)
	at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2478)
	at org.eclipse.jdt.ls.core.internal.commands.ProjectCommand.getClasspathsFromJavaProject(ProjectCommand.java:173)
	at org.eclipse.jdt.ls.core.internal.preferences.Preferences.getAnnotationType(Preferences.java:2346)
	at org.eclipse.jdt.ls.core.internal.preferences.Preferences.updateAnnotationNullAnalysisOptions(Preferences.java:2306)
	at org.eclipse.jdt.ls.core.internal.handlers.ClasspathUpdateHandler$1.runInWorkspace(ClasspathUpdateHandler.java:66)
	at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:43)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)