From 54c3d23513a0ff5adfec6f117ff7c20b824403dd Mon Sep 17 00:00:00 2001
From: Jay Xu <mustangxu@users.noreply.github.com>
Date: Tue, 26 May 2026 10:04:43 +0800
Subject: [PATCH] Fix [Bug]: Save parser configs in dataset configuration page
 is not working #15175 (#15177)

### What problem does this PR solve?

Fix [Bug]: Save parser configs in dataset configuration page is not
working #15175

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
---
 api/utils/validation_utils.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/utils/validation_utils.py b/api/utils/validation_utils.py
index b499af8fe4..11bafbcd18 100644
--- a/api/utils/validation_utils.py
+++ b/api/utils/validation_utils.py
@@ -557,7 +557,7 @@ class CreateDatasetReq(Base):
             CreateDatasetReq(avatar="data:video/mp4;base64,...")  # Unsupported MIME type
             ```
         """
-        if v is None:
+        if not v: # cover both None and empty string
             return v
 
         if "," in v: