Merge pull request #1320 from Drakkar-Software/dev

Dev merge

Author: GuillaumeDSM

Trading/Mode/daily_trading_mode/resources/DailyTradingMode.md

@@ -7,7 +7,7 @@ a state that is different from the previous one and that is not NEUTRAL.
 A LONG state will trigger a buy order. A SHORT state will trigger a sell order. 
 
 <div class="text-center">
-    <iframe width="560" height="315" src="https://www.youtube.com/embed/yTE6NE690Ds?showinfo=0&amp;rel=0" 
+    <iframe width="560" height="315" src="https://www.youtube.com/embed/e-GqmTfrchY?showinfo=0&amp;rel=0" 
     title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; 
     clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
 </div>

Trading/Mode/index_trading_mode/index_trading.py

@@ -496,7 +496,7 @@ def init_user_inputs(self, inputs: dict) -> None:
             IndexTradingModeProducer.SELL_UNINDEXED_TRADED_COINS,
             self.sell_unindexed_traded_coins
         )
-        if not self.exchange_manager.is_backtesting and \
+        if (not self.exchange_manager or not self.exchange_manager.is_backtesting) and \
                 authentication.Authenticator.instance().has_open_source_package():
             self.UI.user_input(IndexTradingModeProducer.INDEX_CONTENT, commons_enums.UserInputTypes.OBJECT_ARRAY,
                                self.trading_config.get(IndexTradingModeProducer.INDEX_CONTENT, None), inputs,