Problem Starting Vault.

[tiwaryshailesh]

COMMAND RUN
docker run -d
--cap-add=IPC_LOCK
-p 8200:8200
-v /etc/letsencrypt/:/etc/letsencrypt/
-e 'VAULT_LOCAL_CONFIG={"backend": {"file": {"path": "/vault/file"}},"listener":{"tcp":{"address":"0.0.0.0:8200","tls_cert_file": "/etc/letsencrypt/live/SERVER_DNS_NAME_HERE/fullchain.pem","tls_key_file":"/etc/letsencrypt/live/SERVER_DNS_NAME_HERE/privkey.pem"}},"default_lease_ttl": "7200h", "max_lease_ttl": "7200h"}'
--name sitch_vault
vault:v0.6.0 server

I have put my server DNS name in the command

ERROR
docker: Error response from daemon: Conflict. The container name "/sitch_vault" is already in use by container "a13662498a1ac251c3cd1d6c2af669b27c7aacad79b9b6089e9b044b89797719". You have to remove (or rename) that container to be able to reuse that name.
See 'docker run --help'.