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-rw-r--r--scene/main/viewport.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index 17c0023b09..5369792194 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -2547,6 +2547,8 @@ void Viewport::_gui_remove_control(Control *p_control) {
}
Window *Viewport::get_base_window() const {
+ ERR_FAIL_COND_V(!is_inside_tree(), nullptr);
+
Viewport *v = const_cast<Viewport *>(this);
Window *w = Object::cast_to<Window>(v);
while (!w) {
@@ -3336,6 +3338,7 @@ bool Viewport::is_input_handled() const {
return local_input_handled;
} else {
const Viewport *vp = this;
+ ERR_FAIL_COND_V(!is_inside_tree(), false);
while (true) {
if (Object::cast_to<Window>(vp)) {
break;