Update app.py

app.py

@@ -358,14 +358,14 @@ def issue_tokens(send,rec,amount):
             if p==True:
                 try:
                     #if lod["chain"][-1]["index"] > 1:
-                    balance = lod[-1]["balance"]
+                    balance = lod["chain"][-1]["balance"]
                     #if lod["chain"][-1]["index"] == 1:
                     #    balance = 0
                 except Exception:
                     p=False
                     try:
                         #if lod["chain"][0]["index"] > 1:
-                        balance = lod[0]["balance"]
+                        balance = lod["chain"][0]["balance"]
                         #if lod["chain"][0]["index"] == 1:
                         #    balance = 0
                         p=True