Fix tile atlas merging crash
@@ -245,7 +245,9 @@ bool AtlasMergingDialog::_get(const StringName &p_name, Variant &r_ret) const {
void AtlasMergingDialog::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_VISIBILITY_CHANGED: {
- _update_texture();
+ if (is_visible()) {
+ _update_texture();
+ }
} break;
}