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Questions tagged [nvp]

Name-Value Pairs(NVP) is a PayPal Classic API syntax that uses a query-string to pass data

Name-Value Pairs(NVP) is part of the PayPal Classic API system. It was introduced as a simpler alternative to using to make API calls. NVP works exactly like a query string (raw POST operations also function like query strings). A sample NVP (minus the necessary authentication data) looks like this

METHOD=GetTransactionDetails&VERSION=109.0&TRANSACTIONID=ABC123

Responses are made in kind.

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Express Checkout DPaypal PHP working live but failing in sandbox

I'm using this library: https://github.com/amirduran/duranius-paypal-rest-api-php-library In live mode everything is fine, but when I try to use sandbox I just get: int(35) $requestParameters = array( "USER" => $this->username, …
Cátia
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Paypal: NVP API SHIPTOCOUNTRYCODE is US and still GB shows as selected

i'm using NVP API and calling SetExpressCheckout, sending SHIPTOCOUNTRYCODE with the value US or any other country code and still when payment page appears the country is Great Britain.... why is this happening?? please help me
Moayad .AlMoghrabi
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Paypal NVP TransanctionSearch with INVNUM doesn't return any payment informations

We are currently using Paypal NVP(Version 54.0) with the TransanctionSearch call/function to search for payments with specific invoice numbers. It was working since today morning. We use the TrasnactionSearch with the parameters STARTDATE and…
PointyBlob
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Stuck at authorization/authentication with curl while setting up express checkout using nvp

Im trying to get up and running with installing express checkout using nvp. I have set up the business account in sandbox and generated the api access signature credentials. $this->NVPCredentials = 'USER=' .…
devopashak
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Use PayPal NVP API to send "Option 1 name" and similar values

When downloading PayPal payment history as a CSV, the data contains columns labeled, "Option 1 Name," "Option 1 Value," "Option 2 Name," and "Option 2 Value." My application submits payments to PayPal through the NVP API (at endpoint…
TwoMice
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Paypal Express Checkout Mobile Responsive with instant update

I'm using the Paypal Express Checkout NVP (Name Value Pair) API. When I add a Callback URL for instant update shipping cost the whole paypal user interface changes to an older version that isn't mobile friendly / responsive. When I try to force the…
Jaycaponex
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Get status of Paypal NVP correlationid

I have a transaction with "Correlationid" with Paypal's Express Checkout NVP API. How can I get the details for this correlationid as to whether the transaction was completed or denied?
Sangeeta Garg
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paypal - monthly subscribe with custom payement in first month

I am creating a web platform where users must subscribe to use its modules, each module must be purchased every month to use it. what i want to do is enabling a recurring payment each month.I know I can make monthly recurring payments and Paypal…
farid Maghraoui
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How to stop NVP forcing customers to sign up for account

I've had an NVP integration running for a year, and it's been great. However, PayPal have now changed the page my customers see and the new style forces a user to create an account. My customers are older people and don't want to sign up for an…
user1120058
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Paypal API (NVP) TransactionSearch giving error 10004 - Start Date is invalid

Okay, so the following code is giving me the above error "Start date is invalid". Even when I have verified from various sources that it is a valid and well formatted start date. The res of the code has no problem since it is successfully returning…
MindHacker
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BasicNameValuePair maximum value length? can i pass base64 string?

what is the maximum length i can pass in basicnamevaluepair? i am passing a bytearray converted into a base64 string but the string is truncated. any suggestion or help will be much appreciated . been stucked for days.
NoobMe
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paypal NVP TransactionSearch error message "The number of results were truncated"

The title is the Paypal NVP API's error message. API is TransactionSearch. In my PHP code, if I set the search parameters "STATUS" => "Reversed", The API return this result: 'TIMESTAMP' => '2016-03-23T02:32:41Z', 'CORRELATIONID' =>…
Huahua Wanwan
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paypal possibility of classic API key coexist with REST API credential

I am working on a project to upgrade an existing payment processing tool, which is using paypal's classic NVP api. Now, I need to program a whole new system that uses the PayPal's REST API and the two systems should share the same paypal account.…
Billy
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paypal-apps.com is not working?

Maybe someone knows what the cause of the error? I am trying to come and continue the activation of your NVP / SOAP API Apps, but the server responds with an error. Someone knows what's going on?enter image description here
Taplend Inc
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Has the new Express Checkout layout removed support for "Note to seller" (and PAYMENTREQUEST_n_NOTETEXT)?

I've been testing PayPal Express Checkout in one of my projects and when I populate the PAYMENTREQUEST_n_NOTETEXT parameter in an NVP request, it works great on the PayPal sandbox and was working fine on the live PayPal site a couple of months…
morbiD
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