为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。
- 【TiDB 版本】：3.0
- 【问题描述】：执行SQL报错，查看tidb日志文件，有如下报错信息：
[2020/06/30 11:40:58.418 +08:00] [INFO] [region_cache.go:548] [“switch region leader to specific leader due to kv return NotLeader”] [regionID=47617] [currIdx=0] [leaderStoreID=2]
[2020/06/30 11:40:58.419 +08:00] [INFO] [region_cache.go:295] [“invalidate current region, because others failed on same store”] [region=47617] [store=10.19.169.67:20160]
[2020/06/30 11:40:58.421 +08:00] [INFO] [region_cache.go:548] [“switch region leader to specific leader due to kv return NotLeader”] [regionID=47617] [currIdx=0] [leaderStoreID=2]
[2020/06/30 11:40:58.439 +08:00] [INFO] [region_cache.go:548] [“switch region leader to specific leader due to kv return NotLeader”] [regionID=47617] [currIdx=0] [leaderStoreID=2]