6 files changed, 20 insertions, 7 deletions
diff --git a/editor/animation_track_editor.cpp b/editor/animation_track_editor.cpp
index 8ae6638e80..89bb1f5ae6 100644
--- a/editor/animation_track_editor.cpp
+++ b/editor/animation_track_editor.cpp
@@ -1253,7 +1253,7 @@ void AnimationTimelineEdit::_anim_length_changed(double p_new_len) {
 
 	editing = true;
 	Ref<EditorUndoRedoManager> &undo_redo = EditorNode::get_undo_redo();
-	undo_redo->create_action(TTR("Change Animation Length"));
+	undo_redo->create_action(TTR("Change Animation Length"), UndoRedo::MERGE_ENDS);
 	undo_redo->add_do_method(animation.ptr(), "set_length", p_new_len);
 	undo_redo->add_undo_method(animation.ptr(), "set_length", animation->get_length());
 	undo_redo->commit_action();
diff --git a/editor/editor_file_system.cpp b/editor/editor_file_system.cpp
index 28424d53b1..4efc7c3055 100644
--- a/editor/editor_file_system.cpp
+++ b/editor/editor_file_system.cpp
@@ -433,7 +433,7 @@ bool EditorFileSystem::_test_for_reimport(const String &p_path, bool p_only_impo
 	}
 
 	if (!found_uid) {
-		return true; //UUID not found, old format, reimport.
+		return true; //UID not found, old format, reimport.
 	}
 
 	Ref<ResourceImporter> importer = ResourceFormatImporter::get_singleton()->get_importer_by_name(importer_name);
@@ -868,7 +868,7 @@ void EditorFileSystem::_scan_new_dir(EditorFileSystemDirectory *p_dir, Ref<DirAc
 				}
 
 				if (fc->uid == ResourceUID::INVALID_ID) {
-					// imported files should always have a UUID, so attempt to fetch it.
+					// imported files should always have a UID, so attempt to fetch it.
 					fi->uid = ResourceLoader::get_resource_uid(path);
 				}
 
@@ -2319,14 +2319,14 @@ ResourceUID::ID EditorFileSystem::_resource_saver_get_resource_id_for_path(const
 		}
 
 		if (p_generate) {
-			return ResourceUID::get_singleton()->create_id(); // Just create a new one, we will be notified of save anyway and fetch the right UUID at that time, to keep things simple.
+			return ResourceUID::get_singleton()->create_id(); // Just create a new one, we will be notified of save anyway and fetch the right UID at that time, to keep things simple.
 		} else {
 			return ResourceUID::INVALID_ID;
 		}
 	} else if (fs->files[cpos]->uid != ResourceUID::INVALID_ID) {
 		return fs->files[cpos]->uid;
 	} else if (p_generate) {
-		return ResourceUID::get_singleton()->create_id(); // Just create a new one, we will be notified of save anyway and fetch the right UUID at that time, to keep things simple.
+		return ResourceUID::get_singleton()->create_id(); // Just create a new one, we will be notified of save anyway and fetch the right UID at that time, to keep things simple.
 	} else {
 		return ResourceUID::INVALID_ID;
 	}
diff --git a/editor/editor_node.cpp b/editor/editor_node.cpp
index 03ece6c29b..ab79031ad2 100644
--- a/editor/editor_node.cpp
+++ b/editor/editor_node.cpp
@@ -6093,7 +6093,10 @@ EditorNode::EditorNode() {
 	}
 
 	// Define a minimum window size to prevent UI elements from overlapping or being cut off.
-	DisplayServer::get_singleton()->window_set_min_size(Size2(1024, 600) * EDSCALE);
+	Window *w = Object::cast_to<Window>(SceneTree::get_singleton()->get_root());
+	if (w) {
+		w->set_min_size(Size2(1024, 600) * EDSCALE);
+	}
 
 	FileDialog::set_default_show_hidden_files(EDITOR_GET("filesystem/file_dialog/show_hidden_files"));
 	EditorFileDialog::set_default_show_hidden_files(EDITOR_GET("filesystem/file_dialog/show_hidden_files"));
diff --git a/editor/plugins/animation_blend_tree_editor_plugin.cpp b/editor/plugins/animation_blend_tree_editor_plugin.cpp
index 0ebc780604..f680993026 100644
--- a/editor/plugins/animation_blend_tree_editor_plugin.cpp
+++ b/editor/plugins/animation_blend_tree_editor_plugin.cpp
@@ -425,6 +425,11 @@ void AnimationNodeBlendTreeEditor::_connection_from_empty(const String &p_to, in
 	}
 }
 
+void AnimationNodeBlendTreeEditor::_popup_hide() {
+	to_node = "";
+	to_slot = -1;
+}
+
 void AnimationNodeBlendTreeEditor::_node_dragged(const Vector2 &p_from, const Vector2 &p_to, const StringName &p_which) {
 	updating = true;
 	Ref<EditorUndoRedoManager> &undo_redo = EditorNode::get_undo_redo();
@@ -1096,6 +1101,7 @@ AnimationNodeBlendTreeEditor::AnimationNodeBlendTreeEditor() {
 	add_node->set_text(TTR("Add Node..."));
 	graph->get_zoom_hbox()->move_child(add_node, 0);
 	add_node->get_popup()->connect("id_pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_add_node));
+	add_node->get_popup()->connect("popup_hide", callable_mp(this, &AnimationNodeBlendTreeEditor::_popup_hide), CONNECT_DEFERRED);
 	add_node->connect("about_to_popup", callable_mp(this, &AnimationNodeBlendTreeEditor::_update_options_menu).bind(false));
 	add_node->set_disabled(read_only);
 
diff --git a/editor/plugins/animation_blend_tree_editor_plugin.h b/editor/plugins/animation_blend_tree_editor_plugin.h
index b471d47df6..afb3394238 100644
--- a/editor/plugins/animation_blend_tree_editor_plugin.h
+++ b/editor/plugins/animation_blend_tree_editor_plugin.h
@@ -121,6 +121,7 @@ class AnimationNodeBlendTreeEditor : public AnimationTreeNodeEditorPlugin {
 	void _popup_request(const Vector2 &p_position);
 	void _connection_to_empty(const String &p_from, int p_from_slot, const Vector2 &p_release_position);
 	void _connection_from_empty(const String &p_to, int p_to_slot, const Vector2 &p_release_position);
+	void _popup_hide();
 
 	void _property_changed(const StringName &p_property, const Variant &p_value, const String &p_field, bool p_changing);
 
diff --git a/editor/project_manager.cpp b/editor/project_manager.cpp
index dc755cab41..b4ffc7d78d 100644
--- a/editor/project_manager.cpp
+++ b/editor/project_manager.cpp
@@ -3008,7 +3008,10 @@ ProjectManager::ProjectManager() {
 	SceneTree::get_singleton()->get_root()->connect("files_dropped", callable_mp(this, &ProjectManager::_files_dropped));
 
 	// Define a minimum window size to prevent UI elements from overlapping or being cut off.
-	DisplayServer::get_singleton()->window_set_min_size(Size2(520, 350) * EDSCALE);
+	Window *w = Object::cast_to<Window>(SceneTree::get_singleton()->get_root());
+	if (w) {
+		w->set_min_size(Size2(520, 350) * EDSCALE);
+	}
 
 	// Resize the bootsplash window based on Editor display scale EDSCALE.
 	float scale_factor = MAX(1, EDSCALE);