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backend/routers/export.py

@@ -200,6 +200,8 @@ async def export_video(req: ExportRequest):
             result["srt_path"] = srt_path
         return result
 
+    except HTTPException:
+        raise
     except ValueError as e:
         raise HTTPException(status_code=400, detail=str(e))
     except RuntimeError as e: