diff --git a/backend/open_webui/routers/files.py b/backend/open_webui/routers/files.py
index b349eeacd5..c2a429a3db 100644
--- a/backend/open_webui/routers/files.py
+++ b/backend/open_webui/routers/files.py
@@ -461,7 +461,11 @@ async def upload_file_handler(
         log.exception(e)
         raise HTTPException(
             status_code=status.HTTP_400_BAD_REQUEST,
-            detail=ERROR_MESSAGES.DEFAULT('Error uploading file'),
+            detail=(
+                ERROR_MESSAGES.EMPTY_CONTENT
+                if isinstance(e, ValueError) and e.args == (ERROR_MESSAGES.EMPTY_CONTENT,)
+                else ERROR_MESSAGES.DEFAULT('Error uploading file')
+            ),
         )
 
 
diff --git a/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte b/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
index 03fdaccecf..eaad2cad26 100644
--- a/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
+++ b/src/lib/components/workspace/Knowledge/KnowledgeBase.svelte
@@ -328,10 +328,7 @@
 		for (const fileItem of newFileItems) {
 			try {
 				console.log(fileItem);
-				const res = await processUrl(localStorage.token, fileItem.url).catch((e) => {
-					console.error('Error processing URL:', e);
-					return null;
-				});
+				const res = await processUrl(localStorage.token, fileItem.url);
 
 				if (res) {
 					console.log(res);
@@ -351,9 +348,6 @@
 							knowledge_id: knowledge.id,
 							directory_id: currentDirectoryId,
 							source_url: fileItem.url
-						}).catch((e) => {
-							toast.error(`${e}`);
-							return null;
 						});
 					} else if (uploadedFile?.id) {
 						const linkedKnowledge = await addFileToKnowledgeById(