Some fixes

app/src/main/java/app/fedilab/android/mastodon/client/entities/app/BottomMenu.java

@@ -111,7 +111,7 @@ public class BottomMenu implements Serializable {
     }
 
     public static ItemMenuType getType(BottomMenu bottomMenu, int position) {
-        if (bottomMenu == null || bottomMenu.bottom_menu == null || bottomMenu.bottom_menu.size() < position) {
+        if (bottomMenu == null || bottomMenu.bottom_menu == null || bottomMenu.bottom_menu.size() <= position) {
             return null;
         }
         return bottomMenu.bottom_menu.get(position).item_menu_type;

app/src/main/java/app/fedilab/android/mastodon/ui/drawer/StatusAdapter.java

@@ -2777,16 +2777,20 @@ public class StatusAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder>
                 context.startActivity(intent, options.toBundle());
             });
             holder.bindingArt.artMedia.setOnClickListener(v -> {
-                Intent mediaIntent = new Intent(context, MediaActivity.class);
-                Bundle b = new Bundle();
-                b.putInt(Helper.ARG_MEDIA_POSITION, 1);
-                ArrayList<Attachment> attachments = new ArrayList<>();
-                attachments.add(status.art_attachment);
-                b.putSerializable(Helper.ARG_MEDIA_ARRAY, attachments);
-                mediaIntent.putExtras(b);
-                ActivityOptionsCompat options = ActivityOptionsCompat
-                        .makeSceneTransitionAnimation((Activity) context, holder.bindingArt.artMedia, status.art_attachment.url);
-                context.startActivity(mediaIntent, options.toBundle());
+                if (status.art_attachment != null) {
+                    Intent mediaIntent = new Intent(context, MediaActivity.class);
+                    Bundle b = new Bundle();
+                    b.putInt(Helper.ARG_MEDIA_POSITION, 1);
+                    ArrayList<Attachment> attachments = new ArrayList<>();
+                    attachments.add(status.art_attachment);
+                    b.putSerializable(Helper.ARG_MEDIA_ARRAY, attachments);
+                    mediaIntent.putExtras(b);
+                    ActivityOptionsCompat options = ActivityOptionsCompat
+                            .makeSceneTransitionAnimation((Activity) context, holder.bindingArt.artMedia, status.art_attachment.url);
+                    context.startActivity(mediaIntent, options.toBundle());
+                } else {
+                    Toasty.error(context, context.getString(R.string.toast_error), Toast.LENGTH_LONG).show();
+                }
             });
             holder.bindingArt.bottomBanner.setOnClickListener(v -> {
                 Intent intent = new Intent(context, ContextActivity.class);

app/src/main/java/app/fedilab/android/mastodon/ui/fragment/timeline/FragmentMastodonTimeline.java

@@ -753,7 +753,7 @@ public class FragmentMastodonTimeline extends Fragment implements StatusAdapter.
      * @param direction - DIRECTION null if first call, then is set to TOP or BOTTOM depending of scroll
      */
     private void routeCommon(DIRECTION direction, boolean fetchingMissing, Status status) {
-        if (binding == null || getActivity() == null || !isAdded()) {
+        if (binding == null || !isAdded() || getActivity() == null) {
             return;
         }
         //Initialize with default params
@@ -964,7 +964,7 @@ public class FragmentMastodonTimeline extends Fragment implements StatusAdapter.
      * @param direction - DIRECTION null if first call, then is set to TOP or BOTTOM depending of scroll
      */
     private void route(DIRECTION direction, boolean fetchingMissing, Status statusToUpdate) {
-        if (binding == null || getActivity() == null || !isAdded()) {
+        if (binding == null || !isAdded() || getActivity() == null) {
             return;
         }
         // --- HOME TIMELINE ---
@@ -1083,7 +1083,9 @@ public class FragmentMastodonTimeline extends Fragment implements StatusAdapter.
                                                     initializeStatusesCommonView(otherStatuses);
                                                 }));
                             } else {
-                                Toasty.error(requireActivity(), getString(R.string.toast_fetch_error), Toasty.LENGTH_LONG).show();
+                                if (isAdded() && !requireActivity().isFinishing()) {
+                                    Toasty.error(requireActivity(), getString(R.string.toast_fetch_error), Toasty.LENGTH_LONG).show();
+                                }
                             }
                         }
                     });