java.lang.NullPointerException: This exception has no message.

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java.lang.NullPointerException:
at org.sonatype.aether.impl.internal.DefaultMetadataResolver.resolve(DefaultMetadataResolver.java:279)
at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolve(DefaultArtifactResolver.java:272)
at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifacts(DefaultArtifactResolver.java:216)
at org.sonatype.aether.impl.internal.DefaultArtifactResolver.resolveArtifact(DefaultArtifactResolver.java:193)
at org.apache.maven.model.building.DefaultModelBuilder.readParentExternally(DefaultModelBuilder.java:813)
at org.apache.maven.model.building.DefaultModelBuilder.readParent(DefaultModelBuilder.java:664)
at org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:310)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:142)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:309)
at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:267)
at org.apache.maven.project.artifact.MavenMetadataSource.retrieveRelocatedProject(MavenMetadataSource.java:579)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:532)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.apache.maven.repository.legacy.resolver.DefaultLegacyArtifactCollector.recurse(DefaultLegacyArtifactCollector.java:584)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolve(CustomMaven3ArtifactResolver.java:458)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolveWithExceptions(CustomMaven3ArtifactResolver.java:313)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolveTransitively(CustomMaven3ArtifactResolver.java:307)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolveTransitively(CustomMaven3ArtifactResolver.java:286)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolveTransitively(CustomMaven3ArtifactResolver.java:264)
at org.jetbrains.idea.maven.server.embedder.CustomMaven3ArtifactResolver.resolveTransitively(CustomMaven3ArtifactResolver.java:257)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:323)
at sun.rmi.transport.Transport$1.run(Transport.java:200)
at sun.rmi.transport.Transport$1.run(Transport.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:568)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:826)

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