diff --git a/interface/web/dns/dns_dkim_edit.php b/interface/web/dns/dns_dkim_edit.php
old mode 100644
new mode 100755
index 41a23852c923430b17b1ed8482511e70f13b131c..eac7cb688389adac210784a5b73cd3c384d57ec6
--- a/interface/web/dns/dns_dkim_edit.php
+++ b/interface/web/dns/dns_dkim_edit.php
@@ -71,7 +71,7 @@ class page_action extends tform_actions {
 
 		parent::onShowNew();
 
-        $soa = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE id = ? AND ?'", $_GET['zone'], $app->tform->getAuthSQL('r'));
+        $soa = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE id = ? AND ?", $_GET['zone'], $app->tform->getAuthSQL('r'));
         $sql=$app->db->queryOneRecord("SELECT dkim_public, dkim_selector FROM mail_domain WHERE domain = ? AND dkim = 'y' AND ?", substr_replace($soa['origin'],'',-1), $app->tform->getAuthSQL('r'));
         $public_key=str_replace(array('-----BEGIN PUBLIC KEY-----','-----END PUBLIC KEY-----',"\r","\n"),'',$sql['dkim_public']);
 		$app->tpl->setVar('public_key', $public_key);
diff --git a/interface/web/mail/mail_domain_dkim_create.php b/interface/web/mail/mail_domain_dkim_create.php
old mode 100644
new mode 100755
index 565546c4f1400afd94144318d8c19b48a455ac2a..940c110240dea82c61386a254f0da47532d2eb52
--- a/interface/web/mail/mail_domain_dkim_create.php
+++ b/interface/web/mail/mail_domain_dkim_create.php
@@ -89,10 +89,10 @@ function new_selector ($old_selector, $domain, $client_id = -1) {
 	//* validate post-values
 	if ( validate_domain($domain) && validate_selector($old_selector) ) {
 		//* get active selectors from dns
-		$soa_rec = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE active = 'Y' AND origin = ?");
+		$soa_rec = $app->db->queryOneRecord("SELECT * FROM dns_soa WHERE active = 'Y' AND origin = ?", $domain.'.');
 		if ( isset($soa_rec) && !empty($soa_rec) ) {
 			//* check for a dkim-record in the dns?
-			$dns_data = $app->db->queryOneRecord("SELECT name FROM dns_rr WHERE name = ? AND active = 'Y''", $old_selector.'._domainkey.'.$domain.'.');
+			$dns_data = $app->db->queryOneRecord("SELECT name FROM dns_rr WHERE name = ? AND active = 'Y'", $old_selector.'._domainkey.'.$domain.'.');
 			if ( !empty($dns_data) ){
 				$selector = str_replace( '._domainkey.'.$domain.'.', '', $dns_data['name']);
 			} else {
diff --git a/server/plugins-available/mail_plugin.inc.php b/server/plugins-available/mail_plugin.inc.php
index 06b3017d15cb95561f3ae751ca10359cb5ad3be1..8bbfd97c4c59af86564f42e93053add6799c398f 100644
--- a/server/plugins-available/mail_plugin.inc.php
+++ b/server/plugins-available/mail_plugin.inc.php
@@ -457,7 +457,7 @@ class mail_plugin {
 				exec(escapeshellcmd('rm -rf '.$mail_backup_dir));
 				//* cleanup database
 				$sql = "DELETE FROM mail_backup WHERE server_id = ? AND parent_domain_id = ? AND mailuser_id = ?";
-				$app->db->query($sql, $conf['server_id'], $domain_rec['domain_id'], $data['old']['mailuser_id']);
+				$app->db->query($sql, $conf['server_id'], $data['old']['domain_id'], $data['old']['mailuser_id']);
 				if($app->db->dbHost != $app->dbmaster->dbHost) $app->dbmaster->query($sql, $conf['server_id'], $domain_rec['domain_id'], $data['old']['mailuser_id']);
 
 				$app->log('Deleted the mail backup directory: '.$mail_backup_dir, LOGLEVEL_DEBUG);