Error while running Ansible automation

[akilani]

i got below error while trying to rebuild the setup. any suggestion

TASK [Login - WEBUI container] ***********************************************************************************************************************************************************************************************************
fatal: [127.0.0.1]: FAILED! => {"changed": true, "cmd": "curl "http://192.168.100.121:3000/api/auth/login\" -H 'Connection: keep-alive' -H 'Accept: application/json, text/plain, /' -H "X-CSRF-TOKEN: " -H 'User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36' -H 'Content-Type: application/json;charset=UTF-8' -H 'Origin: http://192.168.100.121:3000' -H 'Sec-Fetch-Site: same-origin' -H 'Sec-Fetch-Mode: cors' -H 'Sec-Fetch-Dest: empty' -H 'Accept-Language: en-US,en;q=0.9,pt;q=0.8,pt-BR;q=0.7' -b /tmp/free5gc.txt -o /dev/null --data-binary '{"username":"admin","password":"1423"}' --compressed", "delta": "0:00:03.085377", "end": "2021-06-12 15:18:57.579265", "msg": "non-zero return code", "rc": 7, "start": "2021-06-12 15:18:54.493888", "stderr": " % Total % Received % Xferd Average Speed Time Time Time Current\n Dload Upload Total Spent Left Speed\n\r 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0\r 0 0 0 0 0 0 0 0 --:--:-- 0:00:01 --:--:-- 0\r 0 0 0 0 0 0 0 0 --:--:-- 0:00:02 --:--:-- 0curl: (7) Failed to connect to 192.168.100.121 port 3000: No route to host", "stderr_lines": [" % Total % Received % Xferd Average Speed Time Time Time Current", " Dload Upload Total Spent Left Speed", "", " 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0", " 0 0 0 0 0 0 0 0 --:--:-- 0:00:01 --:--:-- 0", " 0 0 0 0 0 0 0 0 --:--:-- 0:00:02 --:--:-- 0curl: (7) Failed to connect to 192.168.100.121 port 3000: No route to host"], "stdout": "", "stdout_lines": []}
to retry, use: --limit @/home/akilani/NetSoft2020-Tutorial4-Demo2-Exp1/Demo2Exp1.retry

PLAY RECAP *******************************************************************************************************************************************************************************************************************************
127.0.0.1 : ok=64 changed=56 unreachable=0 failed=1

[EmanueleGallone]

is the mongodb container running?