From 46cffd9f8d2e8aa5c40a892a0472e6cb7e81ebbf Mon Sep 17 00:00:00 2001
From: Keith <keithwhisper@gmail.com>
Date: Mon, 23 Sep 2024 03:03:03 +0900
Subject: [PATCH 1/2] fix: handle exception of null type hash

---
 src/pages/Transaction/TransactionCell/index.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pages/Transaction/TransactionCell/index.tsx b/src/pages/Transaction/TransactionCell/index.tsx
index 50739dafe..f6d7e50fd 100644
--- a/src/pages/Transaction/TransactionCell/index.tsx
+++ b/src/pages/Transaction/TransactionCell/index.tsx
@@ -305,7 +305,7 @@ const TransactionCellCapacityAmount = ({ cell }: { cell: Cell }) => {
       return <span>{`${parseUDTAmount(amount, udtInfo.decimal)} ${udtInfo.symbol}`}</span>
     }
 
-    return <span>{`${t('udt.unknown_token')} #${udtInfo.typeHash.substring(udtInfo.typeHash.length - 4)}`}</span>
+    return <span>{`${t('udt.unknown_token')} #${udtInfo.typeHash?.substring(udtInfo.typeHash.length - 4)}`}</span>
   }
 
   return <Capacity capacity={shannonToCkb(cell.capacity)} layout="responsive" />

From ee18ca049eb79ba30d78a1a1a479be2e0ef91e15 Mon Sep 17 00:00:00 2001
From: Keith <keithwhisper@gmail.com>
Date: Mon, 23 Sep 2024 03:11:29 +0900
Subject: [PATCH 2/2] fix: use '?' instead of 'undefined'

---
 src/pages/Transaction/TransactionCell/index.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pages/Transaction/TransactionCell/index.tsx b/src/pages/Transaction/TransactionCell/index.tsx
index f6d7e50fd..7fb02145d 100644
--- a/src/pages/Transaction/TransactionCell/index.tsx
+++ b/src/pages/Transaction/TransactionCell/index.tsx
@@ -305,7 +305,7 @@ const TransactionCellCapacityAmount = ({ cell }: { cell: Cell }) => {
       return <span>{`${parseUDTAmount(amount, udtInfo.decimal)} ${udtInfo.symbol}`}</span>
     }
 
-    return <span>{`${t('udt.unknown_token')} #${udtInfo.typeHash?.substring(udtInfo.typeHash.length - 4)}`}</span>
+    return <span>{`${t('udt.unknown_token')} #${udtInfo.typeHash.substring(udtInfo.typeHash.length - 4) ?? '?'}`}</span>
   }
 
   return <Capacity capacity={shannonToCkb(cell.capacity)} layout="responsive" />