diff --git a/react/src/components/ServiceLauncherPageContent.tsx b/react/src/components/ServiceLauncherPageContent.tsx
index 9e5c04d9f2..33c43c7a1e 100644
--- a/react/src/components/ServiceLauncherPageContent.tsx
+++ b/react/src/components/ServiceLauncherPageContent.tsx
@@ -566,16 +566,8 @@ const ServiceLauncherPageContent: React.FC<ServiceLauncherPageContentProps> = ({
         }
       })
       .catch((err: any) => {
-        // error on input
-        if (err.errorFields?.length > 0) {
-          err.errorFields.forEach((error: any) => {
-            message.error(error.errors);
-          });
-        } else if (err.message) {
-          message.error(err.message);
-        } else {
-          message.error(t('modelService.FormValidationFailed'));
-        }
+        // this catch function only for form validation error and unhandled error in `form.validateFields()..then()`.
+        // It's not for error handling in mutation.
       });
   };