mydumper+loader迁移集群报错:Column count doesn't match value count at row 1

TIDB版本(源和目的相同):Release Version: v2.1.5-1-g0bd6b1b 表结构:线上表结构,我就不发了,里面有个json字读不知道影响不影响 报错信息: [warning] [exec][sql][USE xxxx ; INSERT INTO xxxxx VALUES(xx,xx,‘xx’,xx,xx,xx,xx,xx UPDATE tidb_loader . checkpoint SET offset =xx WHERE id =‘xx’ AND filename ='xx.s][error]Error 1136: Column count doesn’t match value count at row 1