diff --git a/.claude/settings.local.json b/.claude/settings.local.json
index a6fb061..482f7f8 100644
--- a/.claude/settings.local.json
+++ b/.claude/settings.local.json
@@ -66,7 +66,8 @@
       "Bash(git commit -m 'Fix price display issues and layout in design review page *)",
       "Bash(git commit -m 'Fix: Calculate effectivePrice in design API endpoints *)",
       "Bash(git commit -m 'Fix: Handle designJson as string in checkout API *)",
-      "Bash(git commit -m 'Fix: Use personalised price in design approval cart add *)"
+      "Bash(git commit -m 'Fix: Use personalised price in design approval cart add *)",
+      "Bash(git commit -m 'Fix: Safely access designJson properties in admin orders page *)"
     ]
   }
 }
diff --git a/src/app/admin/orders/page.tsx b/src/app/admin/orders/page.tsx
index b6f2a77..ff0d2e9 100644
--- a/src/app/admin/orders/page.tsx
+++ b/src/app/admin/orders/page.tsx
@@ -95,8 +95,12 @@ export default async function OrdersPage({ searchParams }: { searchParams: { arc
         <div className="mt-8 divide-y divide-line border-t border-line">
           {orders.map((order) => {
             const hasPersonalised = order.items.some((item) => {
-              const design = JSON.parse(item.designJson) as { front: unknown[]; back: unknown[] };
-              return design.front.length > 0 || design.back.length > 0;
+              try {
+                const design = JSON.parse(item.designJson) as { front: unknown[]; back: unknown[] };
+                return (design.front?.length ?? 0) > 0 || (design.back?.length ?? 0) > 0;
+              } catch {
+                return false;
+              }
             });
             return (
               <div key={order.id} className="flex flex-wrap items-center gap-x-4 gap-y-2 py-4">