今晚使用Kubernetes-1.20.15版本搭建K8s集群的时候，使用calico 1.20.0作为网络组件，但是在创建calico相关pod的时候，出现了下面的报错。

# kubectl create -f ./calico-3.20.0.yaml
configmap/calico-config created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiextensions.k8s.io/ created
customresourcedefinition.apiexten