### Godot version

4.0.2.stable

### System information

Windows 10

### Issue description

Engine keeps spamming me this
![изображение](https://user-images.githubusercontent.com/89089095/232018878-1584ed55-5867-4883-9519-67b82ef93813.png)


### Steps to reproduce

No steps, issue happens from time to time absolutely randomly

### Minimal reproduction project

N/A
push_line("{");
	increase_indent();
	for (int i = 0; i < p_dictionary->elements.size(); i++) {
		print_expression(p_dictionary->elements[i].key);
		if (p_dictionary->style == DictionaryNode::PYTHON_DICT) {
			push_text(" : ");
		} else {
			push_text(" = ");
		}
		print_expression(p_dictionary->elements[i].value);
		push_line(" ,");
	}
	decrease_indent();
	push_text("}");
}
void GDScriptParser::TreePrinter::print_expression(ExpressionNode *p_expression) {
	if (p_expression == nullptr) {
		push_text("<invalid expression>");