obloader导入问题

2022-06-18 11:24:46 [INFO] Start 3 pos file reader threads successed
2022-06-18 11:24:46 [ERROR] Load pos file: “/data/datadir/d.txt” failed. Error: java.lang.NullPointerException: PosFileReader.runInternal(Line:199) => AbstractFileReader.doCleaning(Line:320)
2022-06-18 11:24:46 [INFO] File: “/data/datadir/d.txt” has been parsed finished
2022-06-18 11:24:48 [INFO] Wait for the all the workers to drain of published events then halt the workers
2022-06-18 11:24:48 [INFO] Shutdown task context finished
2022-06-18 11:24:48 [ERROR] Error: java.lang.NullPointerException: PosFileReader.runInternal(Line:199) => AbstractFileReader.doCleaning(Line:320)
2022-06-18 11:24:48 [INFO]

我的文件分隔符是定长分割,命令行指定的是–pos --ctl-path=/data/datadir/ctldir

ctl配置文件内容:
lang=java
(
c1 position(1:1),
c2 position(2:3),
c3 position(4:6)
)

有人成功导入定长分隔符的文件吗?求参考!