Re: [m2e-users] Suddenly getting weird "Malformed \uxxxx encoding" error

["Dietrich, Christian" <christian.dietrich@xxxxxxxxx>]

This is a bug in maven 3.8.1

KARR, DAVID <dk068x@xxxxxxx> schrieb am Mo. 26. Juli 2021 um 22:04:

I've been running 2021-06 on Windows 10 for a while now.  I generally update plugins as soon as I get the notification.  Today I suddenly started seeing the following error on multiple Maven projects:

java.lang.IllegalArgumentException: Malformed \uxxxx encoding.
        at java.base/java.util.Properties.loadConvert(Properties.java:672)
        at java.base/java.util.Properties.load0(Properties.java:455)
        at java.base/java.util.Properties.load(Properties.java:408)
        at org.eclipse.aether.internal.impl.TrackingFileManager.read(TrackingFileManager.java:56)
        at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.read(DefaultUpdateCheckManager.java:511)
        at org.eclipse.aether.internal.impl.DefaultUpdateCheckManager.checkMetadata(DefaultUpdateCheckManager.java:250)
        at org.eclipse.aether.internal.impl.DefaultMetadataResolver.resolve(DefaultMetadataResolver.java:302)
        at org.eclipse.aether.internal.impl.DefaultMetadataResolver.resolveMetadata(DefaultMetadataResolver.java:181)
        at org.apache.maven.repository.internal.DefaultVersionRangeResolver.getVersions(DefaultVersionRangeResolver.java:198)
        at org.apache.maven.repository.internal.DefaultVersionRangeResolver.resolveVersionRange(DefaultVersionRangeResolver.java:148)
        at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.cachedResolveRangeResult(DefaultDependencyCollector.java:619)
        at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:392)
        at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.processDependency(DefaultDependencyCollector.java:362)
        at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.process(DefaultDependencyCollector.java:349)
        at org.eclipse.aether.internal.impl.collect.DefaultDependencyCollector.collectDependencies(DefaultDependencyCollector.java:254)
        at org.eclipse.aether.internal.impl.DefaultRepositorySystem.collectDependencies(DefaultRepositorySystem.java:284)
        at org.apache.maven.project.DefaultProjectDependenciesResolver.resolve(DefaultProjectDependenciesResolver.java:169)
        at org.apache.maven.project.DefaultProjectBuilder.resolveDependencies(DefaultProjectBuilder.java:227)
        at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:200)
        at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:124)
        at org.eclipse.m2e.core.internal.embedder.MavenImpl.readMavenProject(MavenImpl.java:630)
        at org.eclipse.m2e.core.internal.project.registry.DefaultMavenDependencyResolver.resolveProjectDependencies(DefaultMavenDependencyResolver.java:65)
        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refreshPhase2(ProjectRegistryManager.java:550)
        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.lambda$3(ProjectRegistryManager.java:514)
        at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:179)
        at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:153)
        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:512)
        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:364)
        at org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager.refresh(ProjectRegistryManager.java:315)
        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration0(ProjectConfigurationManager.java:409)
        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.lambda$1(ProjectConfigurationManager.java:358)
        at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.executeBare(MavenExecutionContext.java:179)
        at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:153)
        at org.eclipse.m2e.core.internal.embedder.MavenExecutionContext.execute(MavenExecutionContext.java:101)
        at org.eclipse.m2e.core.internal.embedder.MavenImpl.execute(MavenImpl.java:1370)
        at org.eclipse.m2e.core.internal.project.ProjectConfigurationManager.updateProjectConfiguration(ProjectConfigurationManager.java:357)
        at org.eclipse.m2e.core.ui.internal.UpdateMavenProjectJob.runInWorkspace(UpdateMavenProjectJob.java:79)
        at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:42)
        at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
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Christian Dietrich (Diplom-Informatiker (BA))
Softwareentwickler / -Architekt
Committer and Co-Lead for Eclipse Xtext

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