error: unmappable character for encoding ANSI_X3.4-1968

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <groupId>org.opendaylight.controller</groupId>
    <artifactId>commons.parent</artifactId>
    <version>1.0.2-SNAPSHOT</version>
    <relativePath>opendaylight/commons/parent</relativePath>
  </parent>
  <artifactId>releasepom</artifactId>
  <version>0.1.2-SNAPSHOT</version>
  <packaging>pom</packaging>
  <prerequisites>
    <maven>3.0</maven>
  </prerequisites>
  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>
  <modules>
    <module>opendaylight/distribution/opendaylight</module>