Update app.py

app.py

@@ -378,7 +378,7 @@ def issue_tokens(send,rec,amount):
     balance_rec = 0
     mes = "blank message"
     try:
-        _,z=valid()
+        b_mes,z=valid()
         if z == True:
             try:
                 response,message = get_my_chain_send(send)
@@ -436,7 +436,7 @@ def issue_tokens(send,rec,amount):
             print(mes)
 
         if z==False:
-            mes = "Invalid Blockchain"
+            mes = b_mes
             p=False
     except Exception as e:
         mes = f"Blockchain not loaded? {e}"