无法加载库代码点火器遇到错误无法加载类:

我已经在Stack上尝试了所有可能的解决方案，并遵循了CI用户指南上的创建库指南。请告诉我我做错了什么。

我正在尝试将一个api调用库Convioapi与我的登录类连接起来，如下所示。我已经尝试在构造中加载库

我仍然得到同样的错误：

遇到错误

无法加载请求的类：Convioapi

class Convioapi
{
    //public assigned variables
    public $host = 'qwerqwerqwerqwer';
    public $short_name = 'qwerqwerqwerqw';
    public $api_key = 'qwerqwerqwerqwerwe';
    public $v = '123412341';
    public $response_format = 'json';
    //private variables
    private $__method;
    private $__methodParams = array();
    private $__servlet;
    public function __construct($data = array())
    {
        $this->CI =& get_instance();
        if (count($data) > 0 ){
            foreach ($data as $key )
            {
                $login_name = $data['username'];
                $login_password = $data['password']; 
                $servletMethod = $data['servletMethod'];
                }    
            }else{
                $login_name = NULL;
                $login_password = NULL;
                $servletMethod;
            }

        $this->call($servletMethod);
    }
    private function __getPostData()
    {
        $response_format = $this->response_format;
        if ($this->response_format == 'php') $response_format = 'json';
        $baseData   = http_build_query(array('v'=>$this->v,'api_key'=>$this->api_key,'response_format'=>$response_format,'login_name'=>$this->login_name,'login_password'=>$this->login_password,'method'=>$this->__method));
        $methodData = http_build_query($this->__methodParams);
        return sprintf('%s&%s', $baseData, $methodData);
    }
    private function __makeCall()
    {
        $url  = $this->__getUrl();
        $post = $this->__getPostData();
        // Here is where we check for cURL. If we don't find it we make a fopen call...
        if (function_exists('curl_exec') === FALSE)
        {
            $context = stream_context_create(array('http'=>array('method'=>'POST','content'=>$post)));
            $fp = @fopen($url, 'rb', FALSE, $context);
            $response = @stream_get_contents($fp);
            @fclose($fp);
            if ($response == '') $response = sprintf("The server returned no useable data. This likely points to a NULL result. Try installing php-curl for better error handling.'n");
        }
        
        else
        {
            $curl = curl_init();
            curl_setopt($curl, CURLOPT_URL, $url);
            curl_setopt($curl, CURLOPT_POST, TRUE);
            curl_setopt($curl, CURLOPT_POSTFIELDS, $post);
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, TRUE);
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
            $response = curl_exec($curl);
            if ($response == '') $response = sprintf("cURL Error %s: %s'n", curl_errno($curl), curl_error($curl));
            curl_close($curl);
        }
        if ($this->response_format == 'php') $response = json_decode($response);
        return $response;
    }
    private function __getUrl()
    {
        return sprintf('https://%s/%s/site/%s', $this->host, $this->short_name, $this->__servlet);
    }
    public function call($servletMethod, $params = NULL)
    {
        $this->__servlet = array_shift(explode('_', $servletMethod));
        $this->__method  = array_pop(explode('_', $servletMethod));
        if ($params !== NULL) $this->__methodParams = $params;
        return $this->__makeCall();
    }
}

我已经自动加载了这个名为的文件

$autoload['libraries'] = array( 'database', 'Session', 'Convioapi');

这是我的登录类，我计划在这里完成所有的登录功能

<?php

if（！defined（'BASEPATH'））退出（'不允许直接脚本访问'）；

class Login extends CI_Controller {
    public function __construct()
    {
        parent::__construct();
        
        
        $this->load->helper(array('form'));
            //Load form helper
        $this->load->helper('form');
        
        //Load form_validation
        $this->load->library('form_validation');
        
        //Load session Library
        $this->load->library('Session');
    
    }
 
    public function index()
    {
        $this->load->view('login');
    }
    
    public function userLogin(){
    //form validation set rules
    $this->form_validation->set_rules('username', 'Username', 'trim|required|xss_clean');
    $this->form_validation->set_rules('password', 'Password', 'trim|required|xss_clean');
    if ($this->form_validation->run() == false){
    if(isset($this->session->userdata['logged_in'])){
        $this->load->view('memberArea'); //member search area
        }else{
        $this->load->view('login'); //login 
        }
    } else {
        $userdata = array(
            'username' => $this->input->post('username'),
            'password' => $this->input->post('password'),
            'servletMethod'=> 'SRConsAPI_login'
            );
        
//              $this->load->library('ConvioOpenAPI', $data);       
        /*
        check if user exist in convio database using API 
        if true add session usrname to session data array
        and set userdata logged in $session data
        lastly allow user to enter member search view
        */      
        $groupdata = array(
            'username' => $this->input->post('username'),
            'password' => $this->input->post('password'),
            'servletMethod'=> 'SRConsAPI_getUserGroups'
            );
        
        $jsonUserString = $this->load->library('Convioapi', $userdata);
        $jsongroupString = $this->load->library('Convioapi', $groupdata);
        
        $arrayUser = json_decode($jsonUserString, true);
        $arrayGroup = json_decode($jsongroupString, true);
        
        if (!array_key_exists('errorResponse', $arrayUser) && 
            !array_key_exists('errorResponse', $arrayGroup))
        {
            
            if ( array_key_exists('cons_id', $arrayUser['loginResponse']) && array_key_exists('group', $arrayGroup['getConsGroupsResponse'])) {
                
                if ($arrayUser['loginResponse']['cons_id'] && $arrayUser['getConsGroupsResponse']['group']['id'] == '104'){
                    echo 'good';
                    //user goood
                }else{
                    echo 'bad';
                    //user bad
                }
                
            }else{
                
                return false;
}
            
        }else{
            return false;
        }
            
        }
    }
    public function logout(){
        //removing session data
        $sess_array = array(
            'username' => ''
        );
        $this->session->unset_userdata('logged in', $sess_array);
        $data['message_display'] = 'Successfullu Logged out';
        $this->load->view('login_form', $data);
    }
    

}

/*文件结尾login.php//位置：/application/controllers/login.php/