Payeer IPN not confirming the payment ..

I work with Payeer everything is working good but in amember the order remain "Pending "..how i can fix this ..because is hard to confirm all payments manualy

IPN seems to be received from unknown source, not from the paysystem
Exception Am_Exception_Paysystem_TransactionSource
Am_Paysystem_Transaction_Incoming->validate [ library/Am/Paysystem/Transaction/Abstract.php : 48 ]
Am_Paysystem_Transaction_Abstract->process [ library/Am/Paysystem/Transaction/Incoming.php : 268 ]
Am_Paysystem_Transaction_Incoming->process [ library/Am/Paysystem/Abstract.php : 524 ]
Am_Paysystem_Abstract->directAction [ application/default/plugins/payment/payeer.php : 80 ]
Am_Paysystem_Payeer->directAction [ application/default/controllers/DirectController.php : 22 ]
DirectController->__call [ library/Am/Mvc/Controller.php : 107 ]
Am_Mvc_Controller->dispatch [ library/Zend/Controller/Dispatcher/Standard.php : 307 ]
Zend_Controller_Dispatcher_Standard->dispatch [ library/Zend/Controller/Front.php : 956 ]
Zend_Controller_Front->dispatch [ library/Am/App.php : 2232 ]
Am_App->run [ index.php : 92 ]

And for example thaks page in the plugin is for my :
https://zaivlife.com/billionairess/payment/payeer/thanks , but is returning :
Fatal error: Call to a member function getConfig() on null in /home/www/zaivlife.com/billionairess/library/Am/Paysystem/Transaction/Incoming.php on line 227

And in Log - Invoice :
07/06/18, 11:04 PM—185.71.65.92payeerPOSTBACK [ipn]
incoming-request
<invoice-log-item type="incoming-request">
<url>
<method>POST</method>
<scheme>https</scheme>
<base_url>/billionairess</base_url>
<path_info>/payment/payeer/ipn</path_info>
<host>zaivlife.com</host>
<remote_addr>185.71.65.92</remote_addr>
</url>
<params>
<param name="m_operation_id">605984065</param>
<param name="m_operation_ps">2609</param>
<param name="m_operation_date">07.07.2018 01:57:50</param>
<param name="m_operation_pay_date">07.07.2018 01:58:09</param>
<param name="m_shop">595876906</param>
<param name="m_orderid">5NRM3</param>
<param name="m_amount">2.48</param>
<param name="m_curr">EUR</param>
<param name="m_desc">MiDigqwgQWZmaWxpYXRl</param>
<param name="m_status">success</param>
<param name="m_sign">E6A93BDE0A5E4ABB55C76D121F766270219310D2E325662B57725D7592973725</param>
<param name="summa_out">2.48</param>
<param name="transfer_id">605984181</param>
<param name="client_account">P1002118397</param>
<param name="client_email">bnchak88@gmail.com</param>
</params>
</invoice-log-item>
............................................................................................................................................
exception
<invoice-log-item type="exception">
<type>Am_Exception_Paysystem_TransactionSource</type>
<message>IPN seems to be received from unknown source, not from the paysystem</message>
<trace>
<call>
<function>Am_Paysystem_Transaction_Incoming-&gt;validate</function>
<file>/home/www/zaivlife.com/billionairess/library/Am/Paysystem/Transaction/Abstract.php</file>
<line>48</line>
</call>
<call>
<function>Am_Paysystem_Transaction_Abstract-&gt;process</function>
<file>/home/www/zaivlife.com/billionairess/library/Am/Paysystem/Transaction/Incoming.php</file>
<line>268</line>
</call>
<call>
<function>Am_Paysystem_Transaction_Incoming-&gt;process</function>
<file>/home/www/zaivlife.com/billionairess/library/Am/Paysystem/Abstract.php</file>
<line>524</line>
</call>
<call>
<function>Am_Paysystem_Abstract-&gt;directAction</function>
<file>/home/www/zaivlife.com/billionairess/application/default/plugins/payment/payeer.php</file>
<line>80</line>
</call>
<call>
<function>Am_Paysystem_Payeer-&gt;directAction</function>
<file>/home/www/zaivlife.com/billionairess/application/default/controllers/DirectController.php</file>
<line>22</line>
</call>
<call>
<function>DirectController-&gt;__call</function>
<file>/home/www/zaivlife.com/billionairess/library/Am/Mvc/Controller.php</file>
<line>107</line>
</call>
<call>
<function>Am_Mvc_Controller-&gt;dispatch</function>
<file>/home/www/zaivlife.com/billionairess/library/Zend/Controller/Dispatcher/Standard.php</file>
<line>307</line>
</call>
<call>
<function>Zend_Controller_Dispatcher_Standard-&gt;dispatch</function>
<file>/home/www/zaivlife.com/billionairess/library/Zend/Controller/Front.php</file>
<line>956</line>
</call>
<call>
<function>Zend_Controller_Front-&gt;dispatch</function>
<file>/home/www/zaivlife.com/billionairess/library/Am/App.php</file>
<line>2232</line>
</call>
<call>
<function>Am_App-&gt;run</function>
<file>/home/www/zaivlife.com/billionairess/index.php</file>
<line>92</line>
</call>
</trace>
</invoice-log-item>

Yes i just duble cecked now and i ask the payeer to resend the notification . I have the same error .
In payeer on notification i have this (maby is helping you to understand what is happening ) :
ID: 605984182
Operation ID: 605984065
Status: process
Date of reply: 07 Jul 2018 02:13
HEADER
Array
(
[0] => HTTP/1.1 200 OK
[Date] => Fri, 06 Jul 2018 23:13:02 GMT
[Server] => Apache
[X-Powered-By] => PHP/5.6.36
[Expires] => Thu, 19 Nov 1981 08:52:00 GMT
[Cache-Control] => no-store, no-cache, must-revalidate, post-check=0, pre-check=0
[Pragma] => no-cache
[Set-Cookie] => PHPSESSID=nvtl9q6o0njtvbhv3vcjem0pf2; path=/; domain=.zaivlife.com; HttpOnly
[Upgrade] => h2
[Connection] => Upgrade, Keep-Alive
)
BODY
<!DOCTYPE html><html lang="en-US"><head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="profile" href="https://gmpg.org/xfn/11"> <link rel="ping

I just sent , thank you for help .