Magento 1 bug

Job ID: 31491829

Budget: ₹1,500 – ₹12,500 INR

We have a Magento 1 store - the checkout is redirecting back to the cart page / items are still in cart - we have also tried default magento 1 payment methods such as cash on delivery / cheque - still the same result

please apply with some details of previous similar problems solved
Related categories: PHP JavaScript Magento eCommerce HTML