Leftovers from the previous commit

src/components/ExamEditor/SettingsEditor/level.tsx

@@ -42,7 +42,7 @@ const LevelSettings: React.FC = () => {
     );
 
     const section = sections.find((section) => section.sectionId == focusedSection);
-    if (section === undefined) return;
+    if (section === undefined) return <></>;
 
     const currentSection = section.state as LevelPart;