diff --git a/pkg/yurtmanager/webhook/util/writer/certwriter.go b/pkg/yurtmanager/webhook/util/writer/certwriter.go
index b52e7d6a4b8..b5e2cbb0b7f 100644
--- a/pkg/yurtmanager/webhook/util/writer/certwriter.go
+++ b/pkg/yurtmanager/webhook/util/writer/certwriter.go
@@ -77,7 +77,11 @@ func updateIfNotExists(ch certReadWriter) (*generator.Artifacts, bool, error) {
 	certs, err := ch.read()
 	if isNotExist(err) {
 		// Create if not exists
-		certs, err = ch.overwrite(certs.ResourceVersion)
+		var resourceVersion string
+		if certs != nil {
+			resourceVersion = certs.ResourceVersion
+		}
+		certs, err = ch.overwrite(resourceVersion)
 		return certs, true, err
 	}
 	return certs, false, err
diff --git a/pkg/yurtmanager/webhook/util/writer/error.go b/pkg/yurtmanager/webhook/util/writer/error.go
index de432d2f666..057646780e1 100644
--- a/pkg/yurtmanager/webhook/util/writer/error.go
+++ b/pkg/yurtmanager/webhook/util/writer/error.go
@@ -16,14 +16,6 @@ limitations under the License.
 
 package writer
 
-type notFoundError struct {
-	err error
-}
-
-func (e notFoundError) Error() string {
-	return e.err.Error()
-}
-
 type alreadyExistError struct {
 	err error
 }
diff --git a/pkg/yurtmanager/webhook/util/writer/fs.go b/pkg/yurtmanager/webhook/util/writer/fs.go
index c5a9f23c5d7..5b0370dec08 100644
--- a/pkg/yurtmanager/webhook/util/writer/fs.go
+++ b/pkg/yurtmanager/webhook/util/writer/fs.go
@@ -188,7 +188,7 @@ func ensureExist(dir string) error {
 		case err == nil:
 			continue
 		case os.IsNotExist(err):
-			return notFoundError{err}
+			return notExistError{err}
 		default:
 			return err
 		}