diff --git a/pages/collections/create.tsx b/pages/collections/create.tsx
index d6c31bb..baa0154 100644
--- a/pages/collections/create.tsx
+++ b/pages/collections/create.tsx
@@ -508,6 +508,7 @@ const CollectionCreationPage: NextPage = () => {
   }
 
   const checkUploadDetails = () => {
+    if (!wallet.initialized) throw new Error('Wallet not connected.')
     if (!uploadDetails) {
       throw new Error('Please select assets and metadata')
     }