diff --git a/src/components/Vault.vue b/src/components/Vault.vue
index 79fb054..a997c85 100644
--- a/src/components/Vault.vue
+++ b/src/components/Vault.vue
@@ -80,14 +80,18 @@ const TokenRow = defineAsyncComponent(()=>import('./TokenRow.vue'))
 const s = useStore()
 
 const props = defineProps(['owner', 'num'])
-// todo use store.vault
 const addr = computed(()=>vaultAddress(s.factory, s.vaultInitCodeHash, props.owner, props.num))
 const balances = computed(()=>{
   const bs = s.vaultBalances[addr.value]
   console.log('balances', addr.value, s.vaultBalances, bs)
   return bs || {}
 })
-const empty = computed(()=>Object.values(balances.value).length===0 && nativeBalance.value===0)
+const empty = computed(()=>{
+  if(nativeBalance.value!==0n) return false
+  for( const v of Object.values(balances.value) )
+    if(v!==0n)
+      return false
+})
 const hasVault = computed(()=>s.vault!==null)
 
 const withdrawToken = ref(null)
diff --git a/src/components/chart/ChartVault.vue b/src/components/chart/ChartVault.vue
index be78ed8..be39890 100644
--- a/src/components/chart/ChartVault.vue
+++ b/src/components/chart/ChartVault.vue
@@ -9,7 +9,6 @@
 
 <script setup>
 
-import Toolbar from "@/components/chart/Toolbar.vue";
 import Vault from "@/components/Vault.vue";
 import NeedsSigner from "@/components/NeedsSigner.vue";
 import Faucet from "@/components/Faucet.vue";