Having obtained a paykey from the sandbox and following the Redirect instruction on webpage: https://developer.paypal.com/docs/classic/adaptive-payments/gs_AdaptivePayments/ Conforming to this instruction with the URL: https://svcs.sandbox.paypal.com/cgi-bin/webscr?cmd=_ap-payment&paykey=AP-82B074106W7932302 Results in the webpage: -------------------------------------------------------------------------------------------------------------- Not Found The requested URL /cgi-bin/webscr was not found on this server. Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request. Apache Server at api.sandbox.paypal.com Port 443 -------------------------------------------------------------------------------------------------------------- What might be the problem here.
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