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Tag: paypal-ipn

PayPal IPN error: line folding of header fields is not supported

A PayPal IPN script that’s been running for years suddenly stopped working. PayPal is returning the following response: To summarize how PayPal IPN is supposed to work: PayPal POSTs to an endpoint on your system The endpoint must reply back to PayPal with the POST data it received PayPal responds back with VERIFIED In my case, PayPal cannot verify the

PayPal IPN HTTP ERROR 400 – PHP – Using PayPal GIT Code

PayPal Sandbox testing continuously provides the following error: http 400 – Bad Request Your browser sent a request that this server could not understand. I am using the git provided sample code from PayPal and am unable to get around this error. Code [PayPalIPN.php] Code [PaypalListener.php] When using PayPals IPN Simulator, the following data gets posted to the PayPalIPN page:

How do I set transaction as digital good PayPal PHP Example

Hello I’m using https://www.evoluted.net/thinktank/web-development/paypal-php-integration so my customers can upgrade their accounts directly through my website. My mistake was that the transactions were being made as physical goods, and now PayPal is requiring proof of fulfillment. If anyone knows how I would change that PHP example to be for Digital Goods, I would sincerely appreciate it. Answer In your request body,

Paypal subscriptions set IPN listener url

Paypal has released a Github Repository which contains sample codes for IPN Listeners. You may check out the Github Repo at: https://github.com/paypal/ipn-code-samples You can find the IPN PHP Class below: And the IPN Listener example: I’m using paypal subscriptions: https://developer.paypal.com/docs/business/subscriptions/ But I can’t find the place where I can specify the IPN Listener url. Any ideas? Thanks. Similar question here:

How to validate a sale with PayPal REST API and IPN

I currently have a fully working cart and checkout process through PayPal _xcart method, but I want to migrate it to REST API, mainly because I want to mitigate the possibility of price-jacking. Currently my IPN does check for price jack and sets the according flags so the product doesn’t get downloaded (selling digital products only). Anyway more to the

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