问Drools（Maven）错误（无法构建KieBaseModel：defaultKieBase）？

EN

<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>
  <groupId>com.irobot</groupId>
  <artifactId>irobot</artifactId>
   <packaging>jar</packaging>
  <version>0.0.1-SNAPSHOT</version>
    <name>irobot Maven Webapp</name>
  <url>http://maven.apache.org</url>
  

<build>
<plugins>
    <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>exec-maven-plugin</artifactId>
        <version>1.2.1</version>
        <executions>
            <execution>
                <goals>
                    <goal>java</goal>
                </goals>
            </execution>
        </executions>
        <configuration>
            <mainClass>irobot.Client</mainClass>
        </configuration>
    </plugin>

      <plugin>
        <groupId>org.kie</groupId>
        <artifactId>kie-maven-plugin</artifactId>
        <version>6.1.0.Final</version>
        <extensions>true</extensions>
      </plugin>
    </plugins>
  </build>


  <dependencies>
  <!-- https://mvnrepository.com/artifact/javax.ws.rs/javax.ws.rs-api -->
<dependency>
    <groupId>javax.ws.rs</groupId>
    <artifactId>javax.ws.rs-api</artifactId>
    <version>2.0</version>
</dependency>
 <!-- https://mvnrepository.com/artifact/org.mvel/mvel2 -->
<dependency>
    <groupId>org.mvel</groupId>
    <artifactId>mvel2</artifactId>
    <version>2.1.0.drools8</version>
</dependency>
 	<dependency>
  		<groupId>org.glassfish.jersey.bundles</groupId>
  		<artifactId>jaxrs-ri</artifactId>
  		<version>2.16</version>
  	</dependency>
  	<dependency>
  		<groupId>org.glassfish.jersey.media</groupId>
  		<artifactId>jersey-media-moxy</artifactId>
  		<version>2.16</version>
  	</dependency>
  	<dependency>
  		<groupId>org.apache.jena</groupId>
  		<artifactId>jena-base</artifactId>
  		<version>3.1.1</version>
  	</dependency>
  	<dependency>
  		<groupId>org.apache.jena</groupId>
  		<artifactId>jena-core</artifactId>
  		<version>3.1.1</version>
  	</dependency>
  	<dependency>
  		<groupId>org.apache.jena</groupId>
  		<artifactId>jena-arq</artifactId>
  		<version>3.1.1</version>
  	</dependency>
  	<dependency>
  		<groupId>org.drools</groupId>
  		<artifactId>drools-compiler</artifactId>
  		<version>6.1.0.Final</version>
  	</dependency>
  	<!-- https://mvnrepository.com/artifact/org.drools/knowledge-api -->
<dependency>
    <groupId>org.drools</groupId>
    <artifactId>knowledge-api</artifactId>
    <version>6.1.0.Final</version>
</dependency>
  	
  	<!-- https://mvnrepository.com/artifact/org.drools/drools-core -->
<dependency>
    <groupId>org.drools</groupId>
    <artifactId>drools-core</artifactId>
    <version>6.1.0.Final</version>
</dependency>
  	<dependency>
  		<groupId>org.kie</groupId>
  		<artifactId>kie-api</artifactId>
  		<version>6.1.0.Final</version>
  	</dependency>
  	<dependency>
  		<groupId>org.slf4j</groupId>
  		<artifactId>slf4j-simple</artifactId>
  		<version>1.7.23</version>
  	</dependency>
  </dependencies>
  
  
     <properties>
  		<jersey.version>2.16</jersey.version>
  		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
  </properties>
</project>