when i am executing : swift stat : the following output is there:

Account HEAD failed: http://controller:8080:8080/v1/AUTH_55ce5061340a4b2ba67297... (http://controller:8080:8080/v1/AUTH_5...). 412 Precondition failed

Executing this command : swift-init all start : unable to locate config for account-server, unable to locate config for container-server unable to locate config for object-server

please assist me.!