Index: /trunk/xpressme_integration_kit/wp-content/plugins/xpressme/include/pluggable-override.php
===================================================================
--- /trunk/xpressme_integration_kit/wp-content/plugins/xpressme/include/pluggable-override.php	(revision 823)
+++ /trunk/xpressme_integration_kit/wp-content/plugins/xpressme/include/pluggable-override.php	(revision 824)
@@ -55,7 +55,8 @@
 		} else {							// For the xoops guest
 			wp_set_current_user(0);
-			if ( ! empty($current_user) ){	// When a current user of wordpress is set, a current user is cleared. 
-				wp_logout();
-				wp_clear_auth_cookie();
+			if ( !preg_match("/MSIE/", $_SERVER['HTTP_USER_AGENT']) && 
+				!preg_match("/msie/", $_SERVER['HTTP_USER_AGENT'])) 
+			{
+				wp_logout();	// When IE is used, it becomes page error by the guest if the wp_logout() is executed here. 
 			}
 			return false;