bugfix

vault.js

@@ -55,10 +55,7 @@ async function sendVaultInfo(socket, chainId, owner) {
 export async function loginAddress(socket, chainId, address) {
     if( socket.user_room !== undefined)
         socket.leave(socket.user_room)
-    if( address === undefined ) {
-        socket.emit('vaults', chainId, address, [])
-    }
-    else {
+    if( address ) {
         socket.user_room = `${chainId}|${address}`
         socket.join(socket.user_room)
         console.log('joined user room', socket.user_room)