diff --git a/scrapy/trunk/scrapy/report/__init__.py b/scrapy/trunk/scrapy/report/__init__.py
index 08a232366..db69a7a54 100644
--- a/scrapy/trunk/scrapy/report/__init__.py
+++ b/scrapy/trunk/scrapy/report/__init__.py
@@ -57,8 +57,10 @@ class Report(object):
 
     def engine_stopped(self):
         if self.passed:
-            self.passed_file.write('\n--- Total scraped products: %d\n' % self.total['passed'])
-            self.passed_file.close()
+            if self.passed_file:
+                self.passed_file.write('\n--- Total scraped products: %d\n' % self.total['passed'])
+                self.passed_file.close()
         if self.dropped:
-            self.dropped_file.write('\n--- Total dropped products: %d\n' % self.total['dropped'])
-            self.dropped_file.close()
+            if self.dropped_file:
+                self.dropped_file.write('\n--- Total dropped products: %d\n' % self.total['dropped'])
+                self.dropped_file.close()