diff --git a/models/product.py b/models/product.py
index b7bd24f8..4c0c9f58 100644
--- a/models/product.py
+++ b/models/product.py
@@ -649,6 +649,27 @@ def _meli_set_product_price( self, product_template, meli_price, force_variant=F
                 _logger.info("_meli_set_product_price lst_price<1.0: "+str(ml_price_converted))
                 product_template.write({'lst_price': ml_price_converted})
 
+
+    def string_to_float(self, number_str):
+        """
+        Convierte un número en formato string con separadores de miles y coma decimal
+        (ej. "100.234.999,9") a un float (ej. 100234999.9).
+        """
+        if isinstance(number_str, str):
+            # raise ValueError("El valor debe ser una cadena (str).")
+        
+        # Elimina los separadores de miles (puntos) y reemplaza la coma decimal por un punto
+            normalized_number = number_str.replace('.', '').replace(',', '.')
+            
+            try:
+                return float(normalized_number)
+            except ValueError:
+                raise ValueError(f"No se pudo convertir el valor '{number_str}' a un número flotante.")
+        else:
+            _logger.warning(f'El valor de number_str "{number_str}" no es una cadena (str).')
+            return float(number_str)
+
+
     def set_meli_price( self, meli=None, config=None, plist=None ):
         company = self.env.user.company_id
         config = config or company
@@ -664,7 +685,8 @@ def set_meli_price( self, meli=None, config=None, plist=None ):
         # NEW OR NULL
         # > Set template meli price
         if ( product_tmpl.meli_price==False
-            or ( product_tmpl.meli_price and int(float(product_tmpl.meli_price))==0 ) ):
+            # or ( product_tmpl.meli_price and int(float(product_tmpl.meli_price))==0 ) ):
+            or ( product_tmpl.meli_price and int(self.string_to_float(product_tmpl.meli_price))==0 ) ):
             product_tmpl.meli_price = product_tmpl.list_price
 
         # UPDATE
@@ -684,7 +706,7 @@ def set_meli_price( self, meli=None, config=None, plist=None ):
         else:
             #_logger.info( "new_price: " +str(new_price))
             if ( product.meli_price_fixed and product.meli_price):
-                new_price = int(float(product.meli_price)) or int(float(product_tmpl_id.meli_price)) or 0
+                new_price = int(self.string_to_float(product.meli_price)) or int(self.string_to_float(product_tmpl_id.meli_price)) or 0
             else:
                 if ( product.lst_price ):
                     new_price = product.lst_price
@@ -715,7 +737,7 @@ def set_meli_price( self, meli=None, config=None, plist=None ):
             new_price = str( int( int( math.floor(int(new_price) / 100 ) * 100 + 90 ) ) )
         else:
             new_price = math.ceil(new_price)
-            new_price = str(int(float(new_price)))
+            new_price = str(int(self.string_to_float(new_price)))
 
         product_tmpl.meli_price = new_price
         product.meli_price = product_tmpl.meli_price
@@ -1644,7 +1666,7 @@ def product_meli_get_product( self, context=None, meli_id=None ):
         }
 
         posting = self.env['mercadolibre.posting'].search([('meli_id','=',rjson['id'])])
-        posting_id = posting.id
+        posting_id = posting[0].id
 
         if not posting_id:
             posting = self.env['mercadolibre.posting'].create((posting_fields))