payment error final checkout something went wrong.

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was integrated razor pay with my Shopify store. but for the final checkout, they show me something went wrong. I am not able to accept payment from my customers. what's the exact problem it's a problem with Shopify or razor pay.
i am attache a screenshot please check

same thing do on my PayPal account now i am switching to Razorpay and the same problem. please give me guidance. 
you can also check my product checkout.- pay issue.png