After having a client try a few times with the same error, here’s my s2-http-api-debug.log which has some scary looking INVALID words in it:
LOG ENTRY: Thu Feb 9th, 2017 @ precisely 6:17 pm UTC
PHP v5.6.27 :: WordPress v4.7.2 :: s2Member v161129
Memory 41.97 MB :: Real Memory 42.75 MB :: Peak Memory 42.01 MB :: Real Peak Memory 42.75 MB
escapeallthesethings.com/?s2member_paypal_notify=1
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36
Array
(
[state] => response
[transport_class] => Requests
[args] => Array
(
[method] => POST
[timeout] => 20
[redirection] => 5
[httpversion] => 1.1
[user-agent] => s2Member v161129; http://escapeallthesethings.com
[reject_unsafe_urls] =>
[blocking] => 1
[headers] => Array
(
)
[cookies] => Array
(
)
[body] => Array
(
[cmd] => _notify-validate
)
[compress] =>
[decompress] => 1
[sslverify] => 1
[sslcertificates] => /usr/home/avimeleck/public_html/escapeallthesethings.com/wp-includes/certificates/ca-bundle.crt
[stream] =>
[filename] =>
[limit_response_size] =>
[s2member] => 161129
[_redirection] => 5
)
[url] => https://www.paypal.com/cgi-bin/webscr
[response] => Array
(
[headers] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[server] => Apache
[x-frame-options] => SAMEORIGIN
[http_x_pp_az_locator] => dcg12.slc
[content-encoding] => gzip
[paypal-debug-id] => 376dfaf269afc
[cache-control] => max-age=0, no-cache, no-store, must-revalidate
[pragma] => no-cache
[content-type] => text/html; charset=UTF-8
[dc] => slc-b-origin-www-1.paypal.com
[date] => Thu, 09 Feb 2017 18:17:10 GMT
[content-length] => 33
[vary] => Accept-Encoding
[set-cookie] => Array
(
[0] => cwrClyrK4LoCV1fydGbAxiNL6iG=3XBJ2uyaOzrWl7CkNkS3RPlJS-0BSw5D0M1HDo9-pNkvBpcGyjUFmeIGiNWZKhFIj_Rf32SkfWPVhZfKiHspgDRp3Q4zcKpjFHDU82GmWPNRZpunGhvSq07P6aYNh0sV3snQ9iINHmRFPyRN5f9D6GUXjoZX-v3Xk5JwNVNPevBtfZ1lk5Ks6xFsddPz4E6yjNfVxdfKUmf26K-7iOYZe1eubJ5f92z7r24ewvpAIEgkVVDPEvQU5xVkuvG0foeIc_TlNF5zMJsPR5ssD6gXhioBhnONxerdNv4ng6WUGExO72AIibmg0iDk0qvqDxD4HUzc1_ETiVeJPk2j3nWxXer9l2lG0c1V8yrngl_PTymgMvLBoj_ILWmEI2Z_8yIVDDg260u7rkaEPBrWhpg1kFguu_m0raWeI1-Hy7t7ZGI_H27i4AsMjF_iEe8; domain=.paypal.com; path=/; Secure; HttpOnly
[1] => cookie_check=yes; expires=Sun, 07-Feb-2027 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[2] => navcmd=_notify-validate; domain=.paypal.com; path=/; Secure; HttpOnly
[3] => navlns=0.0; expires=Sat, 09-Feb-2019 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[4] => X-PP-SILOVER=name%3DLIVE6.WEB.1%26silo_version%3D880%26app%3Dappdispatcher%26TIME%3D649239640%26HTTP_X_PP_AZ_LOCATOR%3Ddcg12.slc; Expires=Thu, 09 Feb 2017 18:47:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[5] => X-PP-SILOVER=; Expires=Thu, 01 Jan 1970 00:00:01 GMT
[6] => AKDC=slc-b-origin-www-1.paypal.com; expires=Thu, 09-Feb-2017 18:47:10 GMT; path=/; secure
[7] => akavpau_ppsd=1486664830~id=8b600b75fc79db0043cf132d03e2d2f8; path=/
)
[strict-transport-security] => max-age=63072000
)
)
[body] => INVALID
[response] => Array
(
[code] => 200
[message] => OK
)
[cookies] => Array
(
[0] => WP_Http_Cookie Object
(
[name] => cwrClyrK4LoCV1fydGbAxiNL6iG
[value] => 3XBJ2uyaOzrWl7CkNkS3RPlJS-0BSw5D0M1HDo9-pNkvBpcGyjUFmeIGiNWZKhFIj_Rf32SkfWPVhZfKiHspgDRp3Q4zcKpjFHDU82GmWPNRZpunGhvSq07P6aYNh0sV3snQ9iINHmRFPyRN5f9D6GUXjoZX-v3Xk5JwNVNPevBtfZ1lk5Ks6xFsddPz4E6yjNfVxdfKUmf26K-7iOYZe1eubJ5f92z7r24ewvpAIEgkVVDPEvQU5xVkuvG0foeIc_TlNF5zMJsPR5ssD6gXhioBhnONxerdNv4ng6WUGExO72AIibmg0iDk0qvqDxD4HUzc1_ETiVeJPk2j3nWxXer9l2lG0c1V8yrngl_PTymgMvLBoj_ILWmEI2Z_8yIVDDg260u7rkaEPBrWhpg1kFguu_m0raWeI1-Hy7t7ZGI_H27i4AsMjF_iEe8
[expires] =>
[path] => /
[domain] => paypal.com
)
[1] => WP_Http_Cookie Object
(
[name] => cookie_check
[value] => yes
[expires] => 1802024230
[path] => /
[domain] => paypal.com
)
[2] => WP_Http_Cookie Object
(
[name] => navcmd
[value] => _notify-validate
[expires] =>
[path] => /
[domain] => paypal.com
)
[3] => WP_Http_Cookie Object
(
[name] => navlns
[value] => 0.0
[expires] => 1549736230
[path] => /
[domain] => paypal.com
)
[4] => WP_Http_Cookie Object
(
[name] => X-PP-SILOVER
[value] =>
[expires] => 1
[path] => /cgi-bin
[domain] => www.paypal.com
)
[5] => WP_Http_Cookie Object
(
[name] => AKDC
[value] => slc-b-origin-www-1.paypal.com
[expires] => 1486666030
[path] => /
[domain] => www.paypal.com
)
[6] => WP_Http_Cookie Object
(
[name] => akavpau_ppsd
[value] => 1486664830~id=8b600b75fc79db0043cf132d03e2d2f8
[expires] =>
[path] => /
[domain] => www.paypal.com
)
)
[filename] =>
[http_response] => WP_HTTP_Requests_Response Object
(
[response:protected] => Requests_Response Object
(
[body] => INVALID
[raw] => HTTP/1.1 200 OK
Server: Apache
X-Frame-Options: SAMEORIGIN
HTTP_X_PP_AZ_LOCATOR: dcg12.slc
Content-Encoding: gzip
Paypal-Debug-Id: 376dfaf269afc
Cache-Control: max-age=0, no-cache, no-store, must-revalidate
Pragma: no-cache
Content-Type: text/html; charset=UTF-8
DC: slc-b-origin-www-1.paypal.com
Date: Thu, 09 Feb 2017 18:17:10 GMT
Content-Length: 33
Connection: close
Vary: Accept-Encoding
Set-Cookie: cwrClyrK4LoCV1fydGbAxiNL6iG=3XBJ2uyaOzrWl7CkNkS3RPlJS-0BSw5D0M1HDo9-pNkvBpcGyjUFmeIGiNWZKhFIj_Rf32SkfWPVhZfKiHspgDRp3Q4zcKpjFHDU82GmWPNRZpunGhvSq07P6aYNh0sV3snQ9iINHmRFPyRN5f9D6GUXjoZX-v3Xk5JwNVNPevBtfZ1lk5Ks6xFsddPz4E6yjNfVxdfKUmf26K-7iOYZe1eubJ5f92z7r24ewvpAIEgkVVDPEvQU5xVkuvG0foeIc_TlNF5zMJsPR5ssD6gXhioBhnONxerdNv4ng6WUGExO72AIibmg0iDk0qvqDxD4HUzc1_ETiVeJPk2j3nWxXer9l2lG0c1V8yrngl_PTymgMvLBoj_ILWmEI2Z_8yIVDDg260u7rkaEPBrWhpg1kFguu_m0raWeI1-Hy7t7ZGI_H27i4AsMjF_iEe8; domain=.paypal.com; path=/; Secure; HttpOnly
Set-Cookie: cookie_check=yes; expires=Sun, 07-Feb-2027 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
Set-Cookie: navcmd=_notify-validate; domain=.paypal.com; path=/; Secure; HttpOnly
Set-Cookie: navlns=0.0; expires=Sat, 09-Feb-2019 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
Set-Cookie: X-PP-SILOVER=name%3DLIVE6.WEB.1%26silo_version%3D880%26app%3Dappdispatcher%26TIME%3D649239640%26HTTP_X_PP_AZ_LOCATOR%3Ddcg12.slc; Expires=Thu, 09 Feb 2017 18:47:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
Set-Cookie: X-PP-SILOVER=; Expires=Thu, 01 Jan 1970 00:00:01 GMT
Set-Cookie: AKDC=slc-b-origin-www-1.paypal.com; expires=Thu, 09-Feb-2017 18:47:10 GMT; path=/; secure
Set-Cookie: akavpau_ppsd=1486664830~id=8b600b75fc79db0043cf132d03e2d2f8; path=/
Strict-Transport-Security: max-age=63072000
INVALID
[headers] => Requests_Response_Headers Object
(
[data:protected] => Array
(
[server] => Array
(
[0] => Apache
)
[x-frame-options] => Array
(
[0] => SAMEORIGIN
)
[http_x_pp_az_locator] => Array
(
[0] => dcg12.slc
)
[content-encoding] => Array
(
[0] => gzip
)
[paypal-debug-id] => Array
(
[0] => 376dfaf269afc
)
[cache-control] => Array
(
[0] => max-age=0, no-cache, no-store, must-revalidate
)
[pragma] => Array
(
[0] => no-cache
)
[content-type] => Array
(
[0] => text/html; charset=UTF-8
)
[dc] => Array
(
[0] => slc-b-origin-www-1.paypal.com
)
[date] => Array
(
[0] => Thu, 09 Feb 2017 18:17:10 GMT
)
[content-length] => Array
(
[0] => 33
)
[vary] => Array
(
[0] => Accept-Encoding
)
[set-cookie] => Array
(
[0] => cwrClyrK4LoCV1fydGbAxiNL6iG=3XBJ2uyaOzrWl7CkNkS3RPlJS-0BSw5D0M1HDo9-pNkvBpcGyjUFmeIGiNWZKhFIj_Rf32SkfWPVhZfKiHspgDRp3Q4zcKpjFHDU82GmWPNRZpunGhvSq07P6aYNh0sV3snQ9iINHmRFPyRN5f9D6GUXjoZX-v3Xk5JwNVNPevBtfZ1lk5Ks6xFsddPz4E6yjNfVxdfKUmf26K-7iOYZe1eubJ5f92z7r24ewvpAIEgkVVDPEvQU5xVkuvG0foeIc_TlNF5zMJsPR5ssD6gXhioBhnONxerdNv4ng6WUGExO72AIibmg0iDk0qvqDxD4HUzc1_ETiVeJPk2j3nWxXer9l2lG0c1V8yrngl_PTymgMvLBoj_ILWmEI2Z_8yIVDDg260u7rkaEPBrWhpg1kFguu_m0raWeI1-Hy7t7ZGI_H27i4AsMjF_iEe8; domain=.paypal.com; path=/; Secure; HttpOnly
[1] => cookie_check=yes; expires=Sun, 07-Feb-2027 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[2] => navcmd=_notify-validate; domain=.paypal.com; path=/; Secure; HttpOnly
[3] => navlns=0.0; expires=Sat, 09-Feb-2019 18:17:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[4] => X-PP-SILOVER=name%3DLIVE6.WEB.1%26silo_version%3D880%26app%3Dappdispatcher%26TIME%3D649239640%26HTTP_X_PP_AZ_LOCATOR%3Ddcg12.slc; Expires=Thu, 09 Feb 2017 18:47:10 GMT; domain=.paypal.com; path=/; Secure; HttpOnly
[5] => X-PP-SILOVER=; Expires=Thu, 01 Jan 1970 00:00:01 GMT
[6] => AKDC=slc-b-origin-www-1.paypal.com; expires=Thu, 09-Feb-2017 18:47:10 GMT; path=/; secure
[7] => akavpau_ppsd=1486664830~id=8b600b75fc79db0043cf132d03e2d2f8; path=/
)
[strict-transport-security] => Array
(
[0] => max-age=63072000
)
)
)
[status_code] => 200
[protocol_version] => 1.1
[success] => 1
[redirects] => 0
[url] => https://www.paypal.com/cgi-bin/webscr
[history] => Array
(
)
[cookies] => Requests_Cookie_Jar Object
(
[cookies:protected] => Array
(
[cwrClyrK4LoCV1fydGbAxiNL6iG] => Requests_Cookie Object
(
[name] => cwrClyrK4LoCV1fydGbAxiNL6iG
[value] => 3XBJ2uyaOzrWl7CkNkS3RPlJS-0BSw5D0M1HDo9-pNkvBpcGyjUFmeIGiNWZKhFIj_Rf32SkfWPVhZfKiHspgDRp3Q4zcKpjFHDU82GmWPNRZpunGhvSq07P6aYNh0sV3snQ9iINHmRFPyRN5f9D6GUXjoZX-v3Xk5JwNVNPevBtfZ1lk5Ks6xFsddPz4E6yjNfVxdfKUmf26K-7iOYZe1eubJ5f92z7r24ewvpAIEgkVVDPEvQU5xVkuvG0foeIc_TlNF5zMJsPR5ssD6gXhioBhnONxerdNv4ng6WUGExO72AIibmg0iDk0qvqDxD4HUzc1_ETiVeJPk2j3nWxXer9l2lG0c1V8yrngl_PTymgMvLBoj_ILWmEI2Z_8yIVDDg260u7rkaEPBrWhpg1kFguu_m0raWeI1-Hy7t7ZGI_H27i4AsMjF_iEe8
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[domain] => paypal.com
[path] => /
[secure] => 1
[httponly] => 1
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] =>
)
[reference_time] => 1486664230
)
[cookie_check] => Requests_Cookie Object
(
[name] => cookie_check
[value] => yes
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[expires] => 1802024230
[domain] => paypal.com
[path] => /
[secure] => 1
[httponly] => 1
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] =>
)
[reference_time] => 1486664230
)
[navcmd] => Requests_Cookie Object
(
[name] => navcmd
[value] => _notify-validate
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[domain] => paypal.com
[path] => /
[secure] => 1
[httponly] => 1
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] =>
)
[reference_time] => 1486664230
)
[navlns] => Requests_Cookie Object
(
[name] => navlns
[value] => 0.0
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[expires] => 1549736230
[domain] => paypal.com
[path] => /
[secure] => 1
[httponly] => 1
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] =>
)
[reference_time] => 1486664230
)
[X-PP-SILOVER] => Requests_Cookie Object
(
[name] => X-PP-SILOVER
[value] =>
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[expires] => 1
[domain] => www.paypal.com
[path] => /cgi-bin
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] => 1
)
[reference_time] => 1486664230
)
[AKDC] => Requests_Cookie Object
(
[name] => AKDC
[value] => slc-b-origin-www-1.paypal.com
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[expires] => 1486666030
[path] => /
[secure] => 1
[domain] => www.paypal.com
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] => 1
)
[reference_time] => 1486664230
)
[akavpau_ppsd] => Requests_Cookie Object
(
[name] => akavpau_ppsd
[value] => 1486664830~id=8b600b75fc79db0043cf132d03e2d2f8
[attributes] => Requests_Utility_CaseInsensitiveDictionary Object
(
[data:protected] => Array
(
[path] => /
[domain] => www.paypal.com
)
)
[flags] => Array
(
[creation] => 1486664230
[last-access] => 1486664230
[persistent] =>
[host-only] => 1
)
[reference_time] => 1486664230
)
)
)
)
[filename:protected] =>
[data] =>
[headers] =>
[status] =>
)
)
)