diff --git a/backend/app/service/app.go b/backend/app/service/app.go
index b88050326..a674be94f 100644
--- a/backend/app/service/app.go
+++ b/backend/app/service/app.go
@@ -188,7 +188,7 @@ func (a AppService) GetAppDetail(appID uint, version, appType string) (response.
 
 		versionPath := filepath.Join(app.GetAppResourcePath(), detail.Version)
 		if !fileOp.Stat(versionPath) || detail.Update {
-			if err = downloadApp(app, detail, nil); err != nil {
+			if err = downloadApp(app, detail, nil); err != nil && !fileOp.Stat(versionPath) {
 				return appDetailDTO, err
 			}
 		}
diff --git a/backend/utils/http/request.go b/backend/utils/http/request.go
index 6445ec8ef..3d3f9d8e2 100644
--- a/backend/utils/http/request.go
+++ b/backend/utils/http/request.go
@@ -2,6 +2,7 @@ package http
 
 import (
 	"context"
+	"errors"
 	"io"
 	"net/http"
 	"time"
@@ -35,6 +36,9 @@ func HandleGetWithTransport(url, method string, transport *http.Transport, timeo
 	if err != nil {
 		return 0, nil, err
 	}
+	if resp.StatusCode != http.StatusOK {
+		return 0, nil, errors.New(resp.Status)
+	}
 	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return 0, nil, err