When the running_node? function fails, only a warning log is returned. However, since the process is not executed due to a connection error, shouldn't this warning be an error?
This PR changes this warning to error so that the connection failure and the process not running are properly notified.
When the running_node? function fails, only a warning log is returned. However, since the process is not executed due to a connection error, shouldn't this warning be an error?
This PR changes this warning to error so that the connection failure and the process not running are properly notified.