I got mail from Technical team and here is what they have written - "You're getting this error because PayPal doesn't allow Indian Merchant to accept money from Indian Customer via PayPal due to Indian Government regulation"
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Hi, I have integrated NVP/SOAP Api to my store, but after checkout when customer logins to paypal for payment he only sees a button - Return to Merchant and after he clicks on this button his purchase gets failed
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