Merge branch 'develop' into stoploss_on_exchange

freqtrade/exchange/__init__.py

@@ -207,7 +207,8 @@ class Exchange(object):
                     f'Pair {pair} not compatible with stake_currency: {stake_cur}')
             if self.markets and pair not in self.markets:
                 raise OperationalException(
-                    f'Pair {pair} is not available at {self.name}')
+                    f'Pair {pair} is not available at {self.name}'
+                    f'Please remove {pair} from your whitelist.')
 
     def validate_timeframes(self, timeframe: List[str]) -> None:
         """