什么时候可以更新到可以迁移8.x版本

[lianmeng0]

Linux系统使用最新版的去迁移es集群数据，欲从8.7.1迁移到8.12.2版本，执行后报错：
[04-25 11:03:03] [INF] [ migrator.go:115 ,ParseEsApi] source es version: 8.7.1
[04-25 11:03:03] [ERR] [ v0.go:372 ,NewScroll] server error: {"error":{"root_cause":[{"type":"illegal_argument_exception","reason":"No search type for [scan]"}],"type":"illegal_argument_exception","reason":"No search type for [scan]"},"status":400}
[04-25 11:03:03] [ERR] [ main.go:144 ,main] server error: {"error":{"root_cause":[{"type":"illegal_argument_exception","reason":"No search type for [scan]"}],"type":"illegal_argument_exception","reason":"No search type for [scan]"},"status":400}