From 00b902852a4450d3707b33a9dba13a4188a5483a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= <tiangolo@gmail.com>
Date: Thu, 30 Oct 2025 05:38:15 +0100
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20Add=20new=20error=20for=20invalid?=
 =?UTF-8?q?=20dependencies'=20scopes?=
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---
 fastapi/exceptions.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fastapi/exceptions.py b/fastapi/exceptions.py
index bb775fcbf..ca889c7cb 100644
--- a/fastapi/exceptions.py
+++ b/fastapi/exceptions.py
@@ -147,6 +147,12 @@ class FastAPIError(RuntimeError):
     """
 
 
+class DependencyScopeError(FastAPIError):
+    """
+    A dependency declared that it depends on another dependency with an invalid
+    (narrower) scope.
+    """
+
 class ValidationException(Exception):
     def __init__(self, errors: Sequence[Any]) -> None:
         self._errors = errors