2 files changed, 11 insertions, 6 deletions
diff --git a/source/blender/editors/render/render_internal.cc b/source/blender/editors/render/render_internal.cc
index 7583d329de1..7f6a14126e0 100644
--- a/source/blender/editors/render/render_internal.cc
+++ b/source/blender/editors/render/render_internal.cc
@@ -32,6 +32,7 @@
 #include "BKE_global.h"
 #include "BKE_image.h"
 #include "BKE_image_format.h"
+#include "BKE_layer.h"
 #include "BKE_lib_id.h"
 #include "BKE_main.h"
 #include "BKE_node.h"
@@ -885,9 +886,10 @@ static void clean_viewport_memory(Main *bmain, Scene *scene)
        wm = static_cast<wmWindowManager *>(wm->id.next)) {
     LISTBASE_FOREACH (wmWindow *, win, &wm->windows) {
       ViewLayer *view_layer = WM_window_get_active_view_layer(win);
+      BKE_view_layer_synced_ensure(scene, view_layer);
 
-      for (base = static_cast<Base *>(view_layer->object_bases.first); base; base = base->next) {
-        clean_viewport_memory_base(base);
+      LISTBASE_FOREACH (Base *, b, BKE_view_layer_object_bases_get(view_layer)) {
+        clean_viewport_memory_base(b);
       }
     }
   }
diff --git a/source/blender/editors/render/render_preview.cc b/source/blender/editors/render/render_preview.cc
index c97d5f3cbc8..10de7063bbc 100644
--- a/source/blender/editors/render/render_preview.cc
+++ b/source/blender/editors/render/render_preview.cc
@@ -307,7 +307,8 @@ static void switch_preview_floor_visibility(Main *pr_main,
                                             const ePreviewRenderMethod pr_method)
 {
   /* Hide floor for icon renders. */
-  LISTBASE_FOREACH (Base *, base, &view_layer->object_bases) {
+  BKE_view_layer_synced_ensure(scene, view_layer);
+  LISTBASE_FOREACH (Base *, base, BKE_view_layer_object_bases_get(view_layer)) {
     if (STREQ(base->object->id.name + 2, "Floor")) {
       base->object->visibility_flag &= ~OB_HIDE_RENDER;
       if (pr_method == PR_ICON_RENDER) {
@@ -533,8 +534,8 @@ static Scene *preview_prepare_scene(
       else {
         sce->display.render_aa = SCE_DISPLAY_AA_OFF;
       }
-
-      LISTBASE_FOREACH (Base *, base, &view_layer->object_bases) {
+      BKE_view_layer_synced_ensure(sce, view_layer);
+      LISTBASE_FOREACH (Base *, base, BKE_view_layer_object_bases_get(view_layer)) {
         if (base->object->id.name[2] == 'p') {
           /* copy over object color, in case material uses it */
           copy_v4_v4(base->object->color, sp->color);
@@ -586,7 +587,8 @@ static Scene *preview_prepare_scene(
         sce->world->horb = 0.0f;
       }
 
-      LISTBASE_FOREACH (Base *, base, &view_layer->object_bases) {
+      BKE_view_layer_synced_ensure(sce, view_layer);
+      LISTBASE_FOREACH (Base *, base, BKE_view_layer_object_bases_get(view_layer)) {
         if (base->object->id.name[2] == 'p') {
           if (base->object->type == OB_LAMP) {
             base->object->data = la;
@@ -825,6 +827,7 @@ static Scene *object_preview_scene_create(const struct ObjectPreviewData *previe
   scene->r.ysch = preview_data->sizey;
   scene->r.size = 100;
 
+  BKE_view_layer_synced_ensure(scene, view_layer);
   Base *preview_base = BKE_view_layer_base_find(view_layer, preview_data->object);
   /* For 'view selected' below. */
   preview_base->flag |= BASE_SELECTED;