Index: trunk/core/units/general/cat_event_handler.php
===================================================================
diff -u -r3591 -r3616
--- trunk/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 3591)
+++ trunk/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 3616)
@@ -1260,7 +1260,7 @@
 
 			if ($folder_handle = opendir(EXPORT_PATH)) {
 				while (false !== ($file = readdir($folder_handle))) {
-					if ( substr($file, 0, 1) == '.' || strtolower($file) == 'cvs' || strtolower($file) == 'dummy' || filesize(EXPORT_PATH.'/'.$file) == 0) continue;
+					if (is_dir(EXPORT_PATH.'/'.$file) || substr($file, 0, 1) == '.' || strtolower($file) == 'cvs' || strtolower($file) == 'dummy' || filesize(EXPORT_PATH.'/'.$file) == 0) continue;
 
 					$file_size = formatSize( filesize(EXPORT_PATH.'/'.$file) );
 					$import_filenames[$file] = $file.' ('.$file_size.')';