X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=ref.php;h=52a353a255f9448faeea0f001a67edfe382c93d4;hb=9d83303b8272d7ea91b0e661609e48894262a432;hp=780de8e94b2b14e0bd9409fd5a75a333c9f4ceb2;hpb=815ca2471c4e145975873d2b754b91f78bd7b5d7;p=mailer.git

diff --git a/ref.php b/ref.php
index 780de8e94b..52a353a255 100644
--- a/ref.php
+++ b/ref.php
@@ -52,10 +52,10 @@ setContentType('text/html');
 $url = 'modules.php?module=index';
 
 // Check for determined referal id
-if ((isReferalIdValid()) && (isValidUserId(determineReferalId()))) {
+if ((isExtensionActive('user')) && (isReferalIdValid()) && (isValidUserId(determineReferalId()))) {
 	// Update ref counter
 	SQL_QUERY_ESC("UPDATE `{?_MYSQL_PREFIX?}_user_data` SET `ref_clicks`=`ref_clicks`+1 WHERE `userid`=%s LIMIT 1",
-		array(makeDatabaseUserId(determineReferalId())), __FILE__, __LINE__);
+		array(makeZeroToNull(determineReferalId())), __FILE__, __LINE__);
 
 	// Base URL for redirection
 	switch (getConfig('refid_target')) {