Index: /trunk/xpressme_integration_kit/xoops_version.php
===================================================================
--- /trunk/xpressme_integration_kit/xoops_version.php	(revision 549)
+++ /trunk/xpressme_integration_kit/xoops_version.php	(revision 550)
@@ -357,5 +357,5 @@
 );
 
-if (wp_version_compare($wp_version, '>=','2.9')){
+if (function_exists('is_multisite') && is_multisite()){
 	$b_no++;
 	$modversion['blocks'][$b_no] = array(