From fe33acedade495a77db5d0e96ae4c332aca5452f Mon Sep 17 00:00:00 2001
From: psychedelicious <4822129+psychedelicious@users.noreply.github.com>
Date: Fri, 21 Jul 2023 15:57:09 +1000
Subject: [PATCH] fix(ui): fix crash when removing last image

---
 .../web/src/features/gallery/hooks/useNextPrevImage.ts        | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/invokeai/frontend/web/src/features/gallery/hooks/useNextPrevImage.ts b/invokeai/frontend/web/src/features/gallery/hooks/useNextPrevImage.ts
index 1dc0e2c10d..7b4b8bed7b 100644
--- a/invokeai/frontend/web/src/features/gallery/hooks/useNextPrevImage.ts
+++ b/invokeai/frontend/web/src/features/gallery/hooks/useNextPrevImage.ts
@@ -52,8 +52,8 @@ export const nextPrevImageButtonsSelector = createSelector(
 
     const prevImageIndex = clamp(currentImageIndex - 1, 0, images.length - 1);
 
-    const nextImageId = images[nextImageIndex].image_name;
-    const prevImageId = images[prevImageIndex].image_name;
+    const nextImageId = images[nextImageIndex]?.image_name;
+    const prevImageId = images[prevImageIndex]?.image_name;
 
     const nextImage = selectors.selectById(data, nextImageId);
     const prevImage = selectors.selectById(data, prevImageId);