diff --git a/src/main/java/org/thoughtcrime/securesms/MediaPreviewActivity.java b/src/main/java/org/thoughtcrime/securesms/MediaPreviewActivity.java
index 1f602bf1d..c6fe0bbb5 100644
--- a/src/main/java/org/thoughtcrime/securesms/MediaPreviewActivity.java
+++ b/src/main/java/org/thoughtcrime/securesms/MediaPreviewActivity.java
@@ -472,9 +472,12 @@ public class MediaPreviewActivity extends PassphraseRequiredActionBarActivity
       MediaItemAdapter adapter = (MediaItemAdapter)mediaPager.getAdapter();
 
       if (adapter != null) {
-        MediaItem item = adapter.getMediaItemFor(position);
-        if (item.recipient != null) item.recipient.removeListener(MediaPreviewActivity.this);
-
+        try {
+          MediaItem item = adapter.getMediaItemFor(position);
+          if (item.recipient != null) item.recipient.removeListener(MediaPreviewActivity.this);
+        } catch (IllegalArgumentException e) {
+          Log.w(TAG, "Ignoring invalid position index");
+        }
         adapter.pause(position);
       }
     }