本地mysql数据库版本为5.7，dm数据库版本为dm8

如下是我迁移过程配图：

到最后一步报错如下：
[ERROR] 2023-02-22 14:52:06.626> TaskDispatcher Error
java.lang.NullPointerException
at com.dameng.dts.core.transformer.TransformerExecutor.analyzeTasks(TransformerExecutor.java:462)
at com.dameng.dts.core.transformer.BaseExecutor.dispatchTasks(BaseExecutor.java:808)
at com.dameng.common.task.TaskExecutor$TaskDispatcher.run(SourceFile:605)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)

请社区大神帮忙排查下这是什么问题