org.flowable.common.engine.api.FlowableException Error initialising dmn data model

一、错误描述

org.flowable.common.engine.api.FlowableException: Error initialising dmn data model

org.flowable.common.engine.api.FlowableException: Error updating dmn engine tables

二、问题原因

mysql的驱动版本问题引起的

三、解决方案

更换mysql驱动，从8.0.26改为8.0.22

```Plain Text

    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>8.0.22</version>
    </dependency>

```