Catch HZ timeout on balance check

src/gd_con.erl

@@ -641,11 +641,12 @@ do_refresh2(ChainID, State = #s{wallet = W = #wallet{poas = POAs}}) ->
 
 
 check_balance(ChainID) ->
-    fun(This = #poa{id = ID}) ->
+    fun(This = #poa{id = ID, balances = [OldBalance]}) ->
         Pucks =
             case hz:acc(ID) of
                 {ok, #{"balance" := P}}      -> P;
-                {error, "Account not found"} -> 0
+                {error, "Account not found"} -> 0;
+                {error, timeout}             -> OldBalance
             end,
         Dist = [{ChainID, Pucks}],
         Gaju = #balance{coin = "gaju", total = Pucks, dist = Dist},
@@ -655,7 +656,6 @@ check_balance(ChainID) ->
 
 
 ensure_hz_set(Node = #node{ip = IP, external = Port}) ->
-    tell("Ensuring hz is set..."),
     case hz:chain_nodes() of
         [{IP, Port}] ->
             case hz:status() of
@@ -1078,7 +1078,7 @@ do_drop_key(ID, State = #s{wallet = W, wallets = Wallets, pass = Pass}) ->
 do_open_wallet(Path, Phrase, State) ->
     Pass = pass(Phrase),
     case read(Path, Pass) of
-        {ok, Recovered = #wallet{name = Name, poas = POAs, endpoint = Node}} ->
+        {ok, Recovered = #wallet{name = Name, poas = POAs, endpoint = _Node}} ->
             ok = gd_gui:show(POAs),
             ok = gd_gui:wallet(Name),
 % TODO: set_hz/1 should dispatch async to the gd_netman.