diff --git a/vue/src/components/MarketOrders.vue b/vue/src/components/MarketOrders.vue
index 5b33714..0988e73 100644
--- a/vue/src/components/MarketOrders.vue
+++ b/vue/src/components/MarketOrders.vue
@@ -39,7 +39,7 @@ const url = `/api/market/${marketId}/orders`
 await fetch(url)
   .then(r => r.json())
   .then(body => {
-    orders.value = body.map(o => {
+    orders.value = body?.map(o => {
       // remove market column
       delete o.MarketId
       return o