From 0cb52f8c5838cb551032853350bc9b054870b4e4 Mon Sep 17 00:00:00 2001
From: Alex Hart <alex@signal.org>
Date: Mon, 24 Aug 2026 10:38:42 -0300
Subject: [PATCH] Fix media preview crash when state emits after the image view
 is destroyed.

---
 .../securesms/mediapreview/ImageMediaPreviewPageFragment.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/mediapreview/ImageMediaPreviewPageFragment.java b/app/src/main/java/org/thoughtcrime/securesms/mediapreview/ImageMediaPreviewPageFragment.java
index d6ca4cfe24..f66fef197e 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/mediapreview/ImageMediaPreviewPageFragment.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/mediapreview/ImageMediaPreviewPageFragment.java
@@ -59,7 +59,9 @@ public final class ImageMediaPreviewPageFragment extends MediaPreviewPageFragmen
     zoomingImageView.setOnLongClickListener(v -> events.singleTapOnMedia());
 
     lifecycleDisposable.add(viewModel.getState().distinctUntilChanged().subscribe(state -> {
-      zoomingImageView.setAlpha(state.isInSharedAnimation() ? 0f : 1f);
+      if (zoomingImageView != null) {
+        zoomingImageView.setAlpha(state.isInSharedAnimation() ? 0f : 1f);
+      }
     }));
 
     return view;