From 3f213aa5ae3a62f1816e4833bc6b502c60a07f81 Mon Sep 17 00:00:00 2001
From: Shardul Aeer <49580849+secretshardul@users.noreply.github.com>
Date: Sun, 19 Sep 2021 01:00:22 +0530
Subject: [PATCH] fix: Empty token buffer decode error (#84)

---
 src/context/Token.tsx | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/context/Token.tsx b/src/context/Token.tsx
index e381dc6..f551e8b 100644
--- a/src/context/Token.tsx
+++ b/src/context/Token.tsx
@@ -128,12 +128,18 @@ export function useOwnedTokenAccount(
       listener = provider.connection.onAccountChange(
         tokenAccount.publicKey,
         (info) => {
-          const token = parseTokenAccountData(info.data);
-          if (token.amount !== tokenAccount.account.amount) {
-            const index = _OWNED_TOKEN_ACCOUNTS_CACHE.indexOf(tokenAccount);
-            assert.ok(index >= 0);
-            _OWNED_TOKEN_ACCOUNTS_CACHE[index].account = token;
-            setRefresh((r) => r + 1);
+          if (info.data.length !== 0) {
+            try {
+              const token = parseTokenAccountData(info.data);
+              if (token.amount !== tokenAccount.account.amount) {
+                const index = _OWNED_TOKEN_ACCOUNTS_CACHE.indexOf(tokenAccount);
+                assert.ok(index >= 0);
+                _OWNED_TOKEN_ACCOUNTS_CACHE[index].account = token;
+                setRefresh((r) => r + 1);
+              }
+            } catch (error) {
+              console.log("Failed to decode token AccountInfo");
+            }
           }
         }
       );