diff --git a/src/schema.py b/src/schema.py
index 21dfdc0..46ff774 100644
--- a/src/schema.py
+++ b/src/schema.py
@@ -863,7 +863,9 @@ def mutate(self, info, fcm_token, days_of_week, gyms, capacity_percent):
             for day in validated_workout_days:
                 topic_name = f"{gym}_{day}_{capacity_percent}"
                 try:
-                    messaging.subscribe_to_topic(fcm_token, topic_name)
+                    response = messaging.subscribe_to_topic(fcm_token, topic_name)
+                    if response.success_count == 0:
+                        raise Exception(response.errors[0].reason)
                 except Exception as error:
                     raise GraphQLError(f"Error subscribing to topic for {topic_name}: {error}")
 
@@ -916,7 +918,9 @@ def mutate(self, info, reminder_id, gyms, days_of_week, capacity_percent):
 
         for topic in topics:
             try:
-                messaging.unsubscribe_from_topic(reminder.fcm_token, topic)
+                response = messaging.unsubscribe_from_topic(reminder.fcm_token, topic)
+                if response.success_count == 0:
+                        raise Exception(response.errors[0].reason)
             except Exception as error:
                 raise GraphQLError(f"Error subscribing to topic: {error}")
 
@@ -925,7 +929,9 @@ def mutate(self, info, reminder_id, gyms, days_of_week, capacity_percent):
 
         for topic in topics:
             try:
-                messaging.subscribe_to_topic(reminder.fcm_token, topic)
+                response = messaging.subscribe_to_topic(reminder.fcm_token, topic)
+                if response.success_count == 0:
+                        raise Exception(response.errors[0].reason)
             except Exception as error:
                 raise GraphQLError(f"Error subscribing to topic: {error}")
 
@@ -954,7 +960,9 @@ def mutate(self, info, reminder_id):
 
         for topic in topics:
             try:
-                messaging.unsubscribe_from_topic(reminder.fcm_token, topic)
+                response = messaging.unsubscribe_from_topic(reminder.fcm_token, topic)
+                if response.success_count == 0:
+                        raise Exception(response.errors[0].reason)
             except Exception as error:
                 raise GraphQLError(f"Error unsubscribing from topic {topic}: {error}")
 
diff --git a/src/scrapers/capacities_scraper.py b/src/scrapers/capacities_scraper.py
index 7e6157b..bd0998a 100644
--- a/src/scrapers/capacities_scraper.py
+++ b/src/scrapers/capacities_scraper.py
@@ -1,5 +1,6 @@
 import requests
 import time
+import logging
 from bs4 import BeautifulSoup
 from collections import namedtuple
 from datetime import datetime
@@ -71,7 +72,7 @@ def fetch_capacities():
 
                 # Map API name to database name
                 if facility_name not in CAPACITY_MARKER_NAMES:
-                    print(f"Warning: No name mapping for facility: {facility_name}")
+                    logging.info(f"Warning: No name mapping for facility: {facility_name}")
                     continue
 
                 db_name = CAPACITY_MARKER_NAMES[facility_name]
@@ -100,24 +101,25 @@ def fetch_capacities():
                     facility = Facility.query.filter_by(id=facility_id).first()
 
                     if not facility or not facility.hours:
-                        print(f"Warning: No hours found for facility ID {facility_id}")
+                        logging.info(f"Warning: No hours found for facility ID {facility_id}")
                         continue
 
                     current_time = int(time.time())
-
+                    
                     is_open = any(hour.start_time <= current_time <= hour.end_time for hour in facility.hours)
-
+                    
                     if is_open:
                         topic_enum = gym_mapping[db_name]
                         check_and_send_capacity_reminders(topic_enum.name, db_name, percent, last_percent)
-
+                
                 add_single_capacity(count, facility_id, percent, updated)
-
+                
             except Exception as e:
-                print(f"Error processing facility {facility.get('LocationName', 'unknown')}: {str(e)}")
-
+                logging.exception(f"Error processing facility {facility.get('LocationName', 'unknown')}: {str(e)}")
+                # db_session.rollback()
+                
     except Exception as e:
-        print(f"Error fetching capacities: {str(e)}")
+        logging.error(f"Error fetching capacities: {str(e)}")
         raise
 
 
@@ -177,10 +179,10 @@ def update_hourly_capacity(curDay, curHour):
             )
 
             if hourly_average_capacity is not None:
-                print("updating average")
+                logging.info("updating average")
                 hourly_average_capacity.update_hourly_average(capacity.percent)
             else:
-                print("No hourly capacity, creating new entry")
+                logging.info("No hourly capacity, creating new entry")
                 hourly_average_capacity = HourlyAverageCapacity(
                     facility_id=capacity.facility_id,
                     average_percent=capacity.percent,
@@ -193,7 +195,7 @@ def update_hourly_capacity(curDay, curHour):
             db_session.commit()
 
         except Exception as e:
-            print(f"Error updating hourly average: {e}")
+            logging.error(f"Error updating hourly average: {e}")
 
 
 def check_and_send_capacity_reminders(facility_name, readable_name, current_percent, last_percent):
@@ -214,5 +216,5 @@ def check_and_send_capacity_reminders(facility_name, readable_name, current_perc
 
     for threshold in crossed_thresholds:
         topic_name = f"{facility_name}_{current_day_name}_{threshold}"
-        print(f"Sending message to devices subscribed to {topic_name}")
+        logging.info(f"Sending message to devices subscribed to {topic_name}")
         send_capacity_reminder(topic_name, readable_name, threshold)