Index: branches/5.2.x/core/kernel/db/dblist.php
===================================================================
--- branches/5.2.x/core/kernel/db/dblist.php
+++ branches/5.2.x/core/kernel/db/dblist.php
@@ -736,6 +736,8 @@
 		$fields = $this->getCalculatedFields($aggregated);
 
 		if ( is_array($fields) && count($fields) > 0 ) {
+			$fields = str_replace('%2$s', $this->Application->GetVar('m_lang'), $fields);
+
 			foreach ($fields as $field_name => $field_expression) {
 				$clause = preg_replace('/(\\(+)[(,` ]*' . $field_name . '[` ]{1}/', '\1 (' . $field_expression . ') ', $clause);
 				$clause = preg_replace('/[,` ]{1}' . $field_name . '[` ]{1}/', ' (' . $field_expression . ') ', $clause);