Getting error - "file not found: /root/.ssh/id_rsa" . How to get the id_rsa file?

[HinaSharma16]

While running the cluster-limits-deployments-per-ns.yml file, getting the below error :

task path: /root/workloads/workloads/cluster-limits-deployments-per-ns.yml:33
Wednesday 17 March 2021 11:26:57 +0000 (0:00:00.365) 0:00:02.282 *******
fatal: [9.42.52.115]: FAILED! => {"changed": false, "msg": "file not found: /root/.ssh/id_rsa"}

Could you please confirm how to get the id_rsa file?