hailin0 commented on issue #7393:
URL: https://github.com/apache/seatunnel/issues/7393#issuecomment-2348044391
When this exception occurs, the jar package with the prefix `connector-`
should be deleted from the `lib` directory.
```java
Caused by: java.lang.NullPointerException
at
org.apache.seatunnel.connectors.seatunnel.cdc.mysql.source.MySqlDialect.getPrimaryKey(MySqlDialect.java:130)
at
org.apache.seatunnel.connectors.cdc.base.source.enumerator.splitter.AbstractJdbcSourceChunkSplitter.getSplitColumn(AbstractJdbcSourceChunkSplitter.java:382)
at
org.apache.seatunnel.connectors.cdc.base.source.enumerator.splitter.AbstractJdbcSourceChunkSplitter.generateSplits(AbstractJdbcSourceChunkSplitter.java:64)
... 13 more
```
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