diff --git a/pkg/cmd/proxy/kubectl/cmd.go b/pkg/cmd/proxy/kubectl/cmd.go
index c186db6d3..ecf71aea8 100644
--- a/pkg/cmd/proxy/kubectl/cmd.go
+++ b/pkg/cmd/proxy/kubectl/cmd.go
@@ -124,10 +124,8 @@ func NewCmd(clusteradmFlags *genericclioptionsclusteradm.ClusteradmFlags, stream
 			klog.V(4).Infof("kubeconfig file path is %s", tmpKubeconfigFilePath)
 
 			// Using kubectl to access the managed cluster using the above customized kubeconfig
-			result, err := runKubectlCommmand(tmpKubeconfigFilePath, o.kubectlArgs)
-			if err != nil {
-				return errors.Wrap(err, "run kubectl commands failed")
-			}
+			// We are using combinedoutput, so err msg should include in result, no need to handle err
+			result, _ := runKubectlCommmand(tmpKubeconfigFilePath, o.kubectlArgs)
 			if _, err = streams.Out.Write(result); err != nil {
 				return errors.Wrap(err, "streams out write failed")
 			}
diff --git a/pkg/cmd/proxy/kubectl/http-proxy-server.go b/pkg/cmd/proxy/kubectl/http-proxy-server.go
index e039303ef..7eb8c66a4 100644
--- a/pkg/cmd/proxy/kubectl/http-proxy-server.go
+++ b/pkg/cmd/proxy/kubectl/http-proxy-server.go
@@ -117,7 +117,7 @@ func (s *httpProxyServer) handle(wr http.ResponseWriter, req *http.Request) {
 		if proxyConn != nil {
 			err = proxyConn.Close()
 			if err != nil {
-				klog.Errorf("connection closed: %v", err)
+				klog.V(4).ErrorS(err, "connection closed")
 			}
 		}
 	}()