mambax7 / xdonations

header.php

<?php
/************************************************************************/
/* Donations - Paypal financial management module for Xoops 2           */
/* Copyright (c) 2016 XOOPS Project                                     */
/* http://dev.xoops.org/modules/xfmod/project/?group_id=1060            */
/*
/************************************************************************/
/*                                                                      */
/* Based on NukeTreasury for PHP-Nuke - by Dave Lawrence AKA Thrash     */
/* NukeTreasury - Financial management for PHP-Nuke                     */
/* Copyright (c) 2004 by Dave Lawrence AKA Thrash                       */
/*                       thrash@fragnastika.com                         */
/*                       thrashn8r@hotmail.com                          */
/*                                                                      */
/************************************************************************/
/*                                                                      */
/* This program is free software; you can redistribute it and/or modify */
/* it under the terms of the GNU General Public License as published by */
/* the Free Software Foundation; either version 2 of the License.       */
/*                                                                      */
/* This program is distributed in the hope that it will be useful, but  */
/* WITHOUT ANY WARRANTY; without even the implied warranty of           */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU     */
/* General Public License for more details.                             */
/*                                                                      */
/* You should have received a copy of the GNU General Public License    */
/* along with this program; if not, write to the Free Software          */
/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  */
/* USA                                                                  */
/************************************************************************/

require_once  dirname(dirname(__DIR__)) . '/mainfile.php';
xoops_loadLanguage('main', $xoopsModule->getVar('dirname'));

The function xoops_loadLanguage was not found. Maybe you did not declare it correctly or list all dependencies?