Fix error in header mobile menu (#2696)

GitbookIO · Jan 8, 2025 · ca8f028 · ca8f028
1 parent 300f7bf
commit ca8f028
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/gitbook/src/components/Header/HeaderMobileMenu.tsx b/packages/gitbook/src/components/Header/HeaderMobileMenu.tsx
@@ -30,7 +30,7 @@ export function HeaderMobileMenu(props: Partial<React.ButtonHTMLAttributes<HTMLB
         }
     };
 
-    const windowRef = useRef(window);
+    const windowRef = useRef(typeof window === 'undefined' ? null : window);
     useScrollListener(() => {
         if (window.scrollY >= scrollDistance) {
             setHasScrolled(true);