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-rw-r--r--scene/resources/packed_scene.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/scene/resources/packed_scene.cpp b/scene/resources/packed_scene.cpp
index e74f759855..59faa50114 100644
--- a/scene/resources/packed_scene.cpp
+++ b/scene/resources/packed_scene.cpp
@@ -99,8 +99,9 @@ Node *SceneState::instantiate(GenEditState p_edit_state) const {
#endif
parent = nparent;
} else {
- // i == 0 is root node. Confirm that it doesn't have a parent defined.
+ // i == 0 is root node.
ERR_FAIL_COND_V_MSG(n.parent != -1, nullptr, vformat("Invalid scene: root node %s cannot specify a parent node.", snames[n.name]));
+ ERR_FAIL_COND_V_MSG(n.type == TYPE_INSTANCED && base_scene_idx < 0, nullptr, vformat("Invalid scene: root node %s in an instance, but there's no base scene.", snames[n.name]));
}
Node *node = nullptr;