Not working via try to eclipse plugin

I installed the mybatis generator plugin in Eclipse, the release information of eclipse listed as below: Eclipse IDE for Enterprise Java Developers. Version: 2020-03 (4.15.0) Build id: 20200313-1211

Plugin details as below : MyBatis Generator 1.4.0.201911242214 org.mybatis.generator.feature.group mybatis.org

OS information : Ubuntu 20.04 x64

Maven dependencies and plugins as below:

org.springframework.boot spring-boot-starter-json tk.mybatis mapper 4.0.3 org.mybatis.spring.boot mybatis-spring-boot-starter com.github.pagehelper pagehelper-spring-boot-starter mysql mysql-connector-java com.alibaba druid-spring-boot-starter

<build>
    <plugins>
        <plugin>
            <groupId>org.mybatis.generator</groupId>
            <artifactId>mybatis-generator-maven-plugin</artifactId>
            <version>1.3.7</version>
            <configuration>
                <configurationFile>
                    mybatis-generator/generatorConfig.xml
                </configurationFile>
                <overwrite>true</overwrite>
                <verbose>true</verbose>
            </configuration>
            <dependencies>
                <dependency>
                    <groupId>mysql</groupId>
                    <artifactId>mysql-connector-java</artifactId>
                    <version>8.0.16</version>
                </dependency>
                <dependency>
                    <groupId>com.itfsw</groupId>
                    <artifactId>mybatis-generator-plugin</artifactId>
                   <!--  <version>1.3.2</version> -->
                    <version>1.4.0</version>
                </dependency>
            </dependencies>
        </plugin>

    </plugins>

</build>

The configuration for the plugin is:

I got the error message : generatorConfig.xml.xml:5: java.lang.RuntimeException: Cannot instantiate object of type com.itfsw.mybatis.generator.plugins.SelectOneByExamplePlugin java.lang.RuntimeException: Cannot instantiate object of type com.itfsw.mybatis.generator.plugins.SelectOneByExamplePlugin And the generator hung up. Can you please advise?

itfsw / mybatis-generator-plugin

Not working via try to eclipse plugin #137