diff --git a/pyrightconfig.json b/pyrightconfig.json
index 9b190104..08ff62b0 100644
--- a/pyrightconfig.json
+++ b/pyrightconfig.json
@@ -9,7 +9,5 @@
     "reportReturnType": "warning",
     "reportAssignmentType": "warning",
     "reportOptionalSubscript": "warning",
-    "reportOptionalIterable": "warning",
     "reportCallIssue": "warning",
-    "reportUnhashable": "warning"
   }
diff --git a/yfinance/scrapers/analysis.py b/yfinance/scrapers/analysis.py
index f2778f28..5c66c423 100644
--- a/yfinance/scrapers/analysis.py
+++ b/yfinance/scrapers/analysis.py
@@ -132,7 +132,7 @@ def earnings_history(self) -> pd.DataFrame:
 
             for key in data_dict.keys():
                 data_dict[key].append(item.get(key, {}).get('raw', None))
-        
+
         datetime_index = pd.to_datetime(quarters, format='%Y-%m-%d')
         self._earnings_history = pd.DataFrame(data_dict, index=datetime_index)
         return self._earnings_history
@@ -220,9 +220,10 @@ def growth_estimates(self) -> pd.DataFrame:
         sector_trend = trends['sectorTrend']['estimates'] or dummy_trend
         index_trend = trends['indexTrend']['estimates'] or dummy_trend
 
-        for item in self._earnings_trend:
-            period = item['period']
-            data_dict[period].append(item.get('growth', {}).get('raw', None))
+        if self._earnings_trend:
+            for item in self._earnings_trend:
+                period = item['period']
+                data_dict[period].append(item.get('growth', {}).get('raw', None))
 
         for item in industry_trend:
             period = item['period']
diff --git a/yfinance/scrapers/quote.py b/yfinance/scrapers/quote.py
index a155c620..9854bdee 100644
--- a/yfinance/scrapers/quote.py
+++ b/yfinance/scrapers/quote.py
@@ -607,9 +607,10 @@ def _fetch_info(self, proxy):
         )
         # Most keys that appear in multiple dicts have same value. Except 'maxAge' because
         # Yahoo not consistent with days vs seconds. Fix it here:
-        for k in query1_info:
-            if "maxAge" in query1_info[k] and query1_info[k]["maxAge"] == 1:
-                query1_info[k]["maxAge"] = 86400
+        if query1_info:
+            for k in query1_info:
+                if "maxAge" in query1_info[k] and query1_info[k]["maxAge"] == 1:
+                    query1_info[k]["maxAge"] = 86400
         query1_info = {
             k1: v1
             for k, v in query1_info.items()