Errors when kubectl apply

[hongbo-miao]

Got these error when kubectl apply

➜ kubectl --context=k3d-east apply -k east
error: map[string]interface {}(nil): yaml: unmarshal errors:
  line 17: mapping key "apiVersion" already defined at line 1
  line 18: mapping key "kind" already defined at line 2
  line 19: mapping key "metadata" already defined at line 3
  line 23: mapping key "spec" already defined at line 7

Here is my kubectl and k3d version if helps.

➜ kubectl version
Client Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.2", GitCommit:"092fbfbf53427de67cac1e9fa54aaa09a28371d7", GitTreeState:"clean", BuildDate:"2021-06-16T12:59:11Z", GoVersion:"go1.16.5", Compiler:"gc", Platform:"darwin/amd64"}
Server Version: version.Info{Major:"1", Minor:"21", GitVersion:"v1.21.2+k3s1", GitCommit:"5a67e8dc473f8945e8e181f6f0b0dbbc387f6fca", GitTreeState:"clean", BuildDate:"2021-06-21T20:52:44Z", GoVersion:"go1.16.4", Compiler:"gc", Platform:"linux/amd64"}

➜ k3d version
k3d version v4.4.7
k3s version latest (default)