From df894d1dc8aded3a4550d7ee84fc7891d8fdfdde Mon Sep 17 00:00:00 2001
From: Nam Nguyen <nam.nguyen@kyber.network>
Date: Tue, 17 Oct 2023 10:03:52 +0700
Subject: [PATCH] add error

---
 src/hooks/index.ts           | 7 +++++--
 src/utils/sendTransaction.ts | 2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/hooks/index.ts b/src/hooks/index.ts
index 207904c8c3..da3621acb3 100644
--- a/src/hooks/index.ts
+++ b/src/hooks/index.ts
@@ -125,10 +125,13 @@ type Web3React = {
   active: boolean
 }
 
-const wrapProvider = (provider: Web3Provider, blackjackData: BlackjackCheck): Web3Provider =>
+const wrapProvider = (provider: Web3Provider, blackjackData: BlackjackCheck | undefined): Web3Provider =>
   new Proxy(provider, {
     get(target, prop) {
-      if (prop === 'send' && blackjackData.blacklisted) throw new Error('There was an error with your transaction')
+      if (prop === 'send') {
+        if (!blackjackData) throw new Error('There was an error with your transaction')
+        if (blackjackData.blacklisted) throw new Error('There was an error with your transaction.')
+      }
       return target[prop as keyof Web3Provider]
     },
   })
diff --git a/src/utils/sendTransaction.ts b/src/utils/sendTransaction.ts
index df864c118b..dd4d8a9a6d 100644
--- a/src/utils/sendTransaction.ts
+++ b/src/utils/sendTransaction.ts
@@ -33,7 +33,7 @@ export async function sendEVMTransaction({
   }
   chainId?: ChainId
 }): Promise<TransactionResponse | undefined> {
-  if (!account || !library) return
+  if (!account || !library) throw new Error('Invalid transaction')
 
   const estimateGasOption = {
     from: account,