Index: /lib/wpsg_db.class.php
===================================================================
--- /lib/wpsg_db.class.php	(revision 8518)
+++ /lib/wpsg_db.class.php	(revision 8519)
@@ -22,18 +22,12 @@
 		} // function handleError()
 		
-		public function fetchOnePrepared($strQuery, ... $arg): ?string {
-		
-			global $wpdb;
-
-			$result = $wpdb->get_var($wpdb->prepare($strQuery, ... $arg), ARRAY_N);
-var_dump($result);
-			if ($result === null) {
-				
-				$this->handleError();
-				
-				return null;
-				
-			}
-			else return strval($result);
+		public static function fetchOnePrepared($strQuery, ... $arg): ?string {
+		
+			global $wpdb;
+			
+			$row = $wpdb->get_row($wpdb->prepare($strQuery, $arg), ARRAY_N);
+	
+			if ($row === null) return null;
+			else return $row[0];
 			
 		}