Certmanager failed to find any pem data

Summary

While using one click certmanager application on google kubernetes, it shows application installed successfully but in the pods I see pem data missing error

{
textPayload: "Error: unable to load server certificate: tls: failed to find any PEM data in certificate input
"
insertId: "gxlhhvsvx8xwpjxqj"
resource: {
type: "k8s_container"
labels: {
container_name: "cert-manager"
namespace_name: "gitlab-managed-apps"
location: "us-central1-a"
project_id: "nemo-272520"
pod_name: "certmanager-cert-manager-webhook-7bf65494bd-v2qcs"
cluster_name: "node-microservices"
}
}
timestamp: "2020-03-29T14:44:32.547565939Z"
severity: "ERROR"
labels: {
k8s-pod/helm_sh/chart: "cert-manager-v0.10.1"
k8s-pod/app_kubernetes_io/name: "webhook"
k8s-pod/app: "webhook"
k8s-pod/app_kubernetes_io/managed-by: "Tiller"
k8s-pod/app_kubernetes_io/instance: "certmanager"
k8s-pod/pod-template-hash: "7bf65494bd"
}
logName: "projects/nemo-272520/logs/stderr"
receiveTimestamp: "2020-03-29T14:45:17.229291655Z"
}

Steps to reproduce

Create a new k8 cluster, install helm, ingress and cert manager