报错信息

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APPLICATION FAILED TO START
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Description:

An attempt was made to call a method that does not exist. The attempt was made from the following location:

    com.baomidou.mybatisplus.core.MybatisXMLConfigBuilder.settingsElement(MybatisXMLConfigBuilder.java:258)

The following method did not exist:

    org.apache.ibatis.session.Configuration.setDefaultResultSetType(Lorg/apache/ibatis/mapping/ResultSetType;)V

The method's class, org.apache.ibatis.session.Configuration, is available from the following locations:

    jar:file:/D:/study/Maven/apache-maven-3.6.0-bin/apache-maven-3.6.0/repository/org/mybatis/mybatis/3.4.5/mybatis-3.4.5.jar!/org/apache/ibatis/session/Configuration.class

The class hierarchy was loaded from the following locations:

    org.apache.ibatis.session.Configuration: file:/D:/study/Maven/apache-maven-3.6.0-bin/apache-maven-3.6.0/repository/org/mybatis/mybatis/3.4.5/mybatis-3.4.5.jar


Action:

Correct the classpath of your application so that it contains a single, compatible version of org.apache.ibatis.session.Configuration


进程已结束，退出代码为 1

报错场景

在项目中导入flowable依赖。

报错原因

flowable也会引入 mybatis，导致jar冲突。

问题解决

引入 flowable  依赖时，排除 mybatis 的部分即可。

flowable-spring-boot-starter

<!--Flowable流程引擎-->
<dependency>
   <groupId>org.flowable</groupId>
   <artifactId>flowable-spring-boot-starter</artifactId>
   <version>6.3.0</version>
   <exclusions>
      <exclusion>
         <groupId>org.mybatis</groupId>
         <artifactId>mybatis</artifactId>
      </exclusion>
   </exclusions>
</dependency>

flowable-engine

<!--Flowable流程引擎-->
<dependency>
    <groupId>org.flowable</groupId>
    <artifactId>flowable-engine</artifactId>
    <version>6.3.0</version>
    <exclusions>
        <exclusion>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
        </exclusion>
    </exclusions>
</dependency>