diff --git a/blueprints/auth.py b/blueprints/auth.py
index 44a0f86..0e78fc3 100644
--- a/blueprints/auth.py
+++ b/blueprints/auth.py
@@ -104,15 +104,19 @@ def trigger_sync():
     try:
         db_file = current_app.config.get('DB_FILE', '')
         instance_id = current_app.config.get('INSTANCE_ID', '')
-        server_url = current_app.config.get('SERVER_URL', '')
+        server_url = ''
+        display_name = ''
         sync_secret = ''
         if db_file:
             instance_file = os.path.join(os.path.dirname(db_file), 'instance.json')
             if os.path.exists(instance_file):
                 with open(instance_file) as f:
-                    sync_secret = json.load(f).get('sync_secret', '')
+                    cfg = json.load(f)
+                    server_url = cfg.get('server_url', '')
+                    display_name = cfg.get('display_name', 'Caja Principal')
+                    sync_secret = cfg.get('sync_secret', '')
         if server_url:
-            sm = SyncManager(db_file, instance_id, server_url, current_app.config.get('DISPLAY_NAME', ''), sync_secret)
+            sm = SyncManager(db_file, instance_id, server_url, display_name, sync_secret)
             sm._push()
             sm._pull()
             return jsonify({"status": "ok"})
diff --git a/blueprints/finance.py b/blueprints/finance.py
index 50f0bc1..8c447ca 100644
--- a/blueprints/finance.py
+++ b/blueprints/finance.py
@@ -182,15 +182,6 @@ def gastos():
     with get_db_connection() as conn:
         cur = conn.cursor()
         
-        cur.execute('''
-            CREATE TABLE IF NOT EXISTS expenses (
-                id INTEGER PRIMARY KEY AUTOINCREMENT,
-                date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-                description TEXT NOT NULL,
-                amount INTEGER NOT NULL
-            )
-        ''')
-        
         sales_total = cur.execute("SELECT SUM(total) FROM sales WHERE strftime('%Y-%m', date, 'localtime') = ?", (selected_month,)).fetchone()[0] or 0
         expenses_total = cur.execute("SELECT SUM(amount) FROM expenses WHERE strftime('%Y-%m', date, 'localtime') = ?", (selected_month,)).fetchone()[0] or 0
         
diff --git a/core/db.py b/core/db.py
index 77aed1f..b280fc3 100644
--- a/core/db.py
+++ b/core/db.py
@@ -66,6 +66,12 @@ def init_db(db_file):
                          subtotal REAL,
                          FOREIGN KEY(ticket_id) REFERENCES debtor_tickets(id) ON DELETE CASCADE)''')
         
+        conn.execute('''CREATE TABLE IF NOT EXISTS expenses 
+                        (id INTEGER PRIMARY KEY AUTOINCREMENT,
+                         date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                         description TEXT NOT NULL,
+                         amount INTEGER NOT NULL)''')
+        
         conn.execute('''CREATE TABLE IF NOT EXISTS sync_deletions
                         (id INTEGER PRIMARY KEY AUTOINCREMENT,
                          entity_type TEXT NOT NULL,