Index: trunk/admin/install/install_lib.php
===================================================================
diff -u -r282 -r312
--- trunk/admin/install/install_lib.php	(.../install_lib.php)	(revision 282)
+++ trunk/admin/install/install_lib.php	(.../install_lib.php)	(revision 312)
@@ -19,7 +19,7 @@
 	
 	$version = '';
 	while ($file = $dir->read()) {
-        if ($file != "." && $file != ".." && !is_dir($dir_name.$file))
+        if ($file != "." && $file != ".." && !is_dir($admindirname.$file))
         {        	
         	if (strstr($file, 'inportal_upgrade_v')) {
 	        	$file = str_replace("inportal_upgrade_v", "", $file);