[ERROR] Failed to execute goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources (default-resources) on project sayHello: Execution default-resources of goal org.apache.maven.plugins:maven-resources-plugin:2.6:resources failed: Plugin org.apache.maven.plugins:maven-resources-plugin:2.6 or one of its dependencies could not be resolved: Failed to collect dependencies at org.apache.maven.plugins:maven-resources-plugin:jar:2.6 -> org.apache.maven:maven-project:jar:2.0.6 -> org.apache.maven:maven-settings:jar:2.0.6 -> org.codehaus.plexus:plexus-container-default:jar:1.0-alpha-9-stable-1 -> classworlds:classworlds:jar:1.1-alpha-2: Failed to read artifact descriptor for classworlds:classworlds:jar:1.1-alpha-2: Could not transfer artifact classworlds:classworlds:pom:1.1-alpha-2 from/to central (https://repo.maven.apache.org/maven2): Received fatal alert: protocol_version -> [Help 1]