版本是4.2.17我在测试的时候先创建了一个单向任务，然后创建了一张最简单的表
CREATE TABLE aaa(
a VARCHAR(255)
)
目标库也同步了
之后关闭channel，再重新开启时会报错
pid:8 nid:1 exception:setl:com.alibaba.otter.node.etl.load.exception.LoadException: java.util.concurrent.ExecutionException: com.alibaba.otter.node.etl.load.exception.LoadException: com.alibaba.otter.node.etl.load.exception.LoadException: org.springframework.jdbc.BadSqlGrammarException: StatementCallback; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
Caused by: java.util.concurrent.ExecutionException: com.alibaba.otter.node.etl.load.exception.LoadException: com.alibaba.otter.node.etl.load.exception.LoadException: org.springframework.jdbc.BadSqlGrammarException: StatementCallback; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
at java.util.concurrent.FutureTask.report(Unknown Source)
at java.util.concurrent.FutureTask.get(Unknown Source)
at com.alibaba.otter.node.etl.load.loader.db.DataBatchLoader.load(DataBatchLoader.java:107)
at com.alibaba.otter.node.etl.load.loader.OtterLoaderFactory.load(OtterLoaderFactory.java:50)
at com.alibaba.otter.node.etl.load.LoadTask$1.run(LoadTask.java:85)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: com.alibaba.otter.node.etl.load.exception.LoadException: com.alibaba.otter.node.etl.load.exception.LoadException: org.springframework.jdbc.BadSqlGrammarException: StatementCallback; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
Caused by: com.alibaba.otter.node.etl.load.exception.LoadException: org.springframework.jdbc.BadSqlGrammarException: StatementCallback; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
Caused by: org.springframework.jdbc.BadSqlGrammarException: StatementCallback; bad SQL grammar []; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
at org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.doTranslate(SQLStateSQLExceptionTranslator.java:98)
at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72)
at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:80)
at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:407)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction.doDdl(DbLoadAction.java:357)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction.load(DbLoadAction.java:135)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction$$FastClassByCGLIB$$d932a4cb.invoke()
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:191)
at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:618)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction$$EnhancerByCGLIB$$80fd23c2.load()
at com.alibaba.otter.node.etl.load.loader.db.DataBatchLoader$2.call(DataBatchLoader.java:198)
at com.alibaba.otter.node.etl.load.loader.db.DataBatchLoader$2.call(DataBatchLoader.java:189)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown table 'icc_test2.aaa'
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:425)
at com.mysql.jdbc.Util.getInstance(Util.java:408)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:943)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3970)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3906)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2524)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2677)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2545)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2503)
at com.mysql.jdbc.StatementImpl.executeInternal(StatementImpl.java:839)
at com.mysql.jdbc.StatementImpl.execute(StatementImpl.java:739)
at org.apache.commons.dbcp.DelegatingStatement.execute(DelegatingStatement.java:264)
at org.apache.commons.dbcp.DelegatingStatement.execute(DelegatingStatement.java:264)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction$1.doInStatement(DbLoadAction.java:369)
at com.alibaba.otter.node.etl.load.loader.db.DbLoadAction$1.doInStatement(DbLoadAction.java:357)
at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:396)
... 14 more

删除表时同样
之后我测试了创建表后再插入数据没有出现这种情况
可能是创建或删除表后读取位置没有发生变化