From 3f53ee9cec6d77565fc5bc2b3c6edd885334615d Mon Sep 17 00:00:00 2001
From: torzdf <36920800+torzdf@users.noreply.github.com>
Date: Fri, 2 Aug 2024 18:35:34 +0100
Subject: [PATCH] Bugfix: Convert - Correctly error if a valid mask has not
 been selected

---
 lib/align/alignments.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/align/alignments.py b/lib/align/alignments.py
index 68bdbcebe9..ff0f2207d3 100644
--- a/lib/align/alignments.py
+++ b/lib/align/alignments.py
@@ -407,8 +407,8 @@ def mask_is_valid(self, mask_type: str) -> bool:
             ``True`` if all faces in the current alignments possess the given ``mask_type``
             otherwise ``False``
         """
-        retval = any((face.get("mask", None) is not None and
-                      face["mask"].get(mask_type, None) is not None)
+        retval = all((face.get("mask") is not None and
+                      face["mask"].get(mask_type) is not None)
                      for val in self._data.values()
                      for face in val["faces"])
         logger.debug(retval)