Magento - 2checkout , upon checkout shows error

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Bids
10
Avg Bid (USD)
$110
Project Budget (USD)
$30 - $250

Project Description:
Hi, I have just now installed Magento version 1.7.0.2 , installed 2Checkout credit card processing Extension. Upon Checkout when the option is selected for Payment through 2checkout - the viewer is routed to payment page at 2Checkout - upon entering All details including the credit card number - once the submit button is hit i get to see the below error: Fatal error: Call to a member function getMethodInstance() on a non-object in /home/partyand/domains/mysitename.com/public_html/app/code/core/Mage/Payment/Model/Observer.php on line 46 ( And also the payment through credit card is Processed also ) Can you please advice what could be wrong and how to rectifiy this warm regards

Skills required:
Comercio electrónico, Magento
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Project posted by:
kopalsanoria India
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