From ff616ce89fb4bad3470bf3b60cefb6cdf67ec4ba Mon Sep 17 00:00:00 2001
From: Ewa Kowalska <30404388+ekowalsk@users.noreply.github.com>
Date: Mon, 18 Jan 2021 20:58:55 +0100
Subject: [PATCH] Fix #4419 - using bounties without treasury (#4447)

* Fix issue with no treasury

* Apply review suggestions

* Use BN_ZERO instead of api.createType
---
 packages/react-hooks/src/useTreasury.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/packages/react-hooks/src/useTreasury.ts b/packages/react-hooks/src/useTreasury.ts
index 89863ca7b8..644853b203 100644
--- a/packages/react-hooks/src/useTreasury.ts
+++ b/packages/react-hooks/src/useTreasury.ts
@@ -27,9 +27,13 @@ export function useTreasury (): Treasury {
   const [burn, setBurn] = useState<BN>();
 
   const treasuryBalance = useCall<DeriveBalancesAccount>(api.derive.balances.account, [TREASURY_ACCOUNT]);
-  const spendPeriod = api.consts.treasury.spendPeriod;
+  const spendPeriod = api.consts.treasury ? api.consts.treasury.spendPeriod : BN_ZERO;
 
   useEffect(() => {
+    if (!api.consts.treasury) {
+      return;
+    }
+
     setValue(treasuryBalance?.freeBalance.gtn(0)
       ? treasuryBalance.freeBalance
       : undefined);