Continuous print of Redis IO error when forcefully killing a training

[LIUJUNLE97]

Default@11-44-34:ERROR: Redis IO error when executing command: failed to connect to Redis (127.0.0.1:6379): Connection refused
Default@11-44-35:ERROR: Redis IO error when executing command: failed to connect to Redis (127.0.0.1:6379): Connection refused
Default@11-44-36:ERROR: Redis IO error when executing command: failed to connect to Redis (127.0.0.1:6379): Connection refused

How to fix this kind of error in the data transfer? Redis