/ PayPal IPN Failed "result: IPN Handshake Invalid" - rtt - IT Resource

PayPal IPN Failed "result: IPN Handshake Invalid"

This is often the result of PayPal's "item name" or another name having invalid characters or not supporting Unicode.

 

173.0.81.1 - - [17/Jul/2018:13:39:45 -0400] "POST //modules/gateways/callback/paypal.php HTTP/1.1" 406 - "-" "PayPal IPN ( https://www.paypal.com/ipn )"

A good clue is if you check the debug output of the IPN and find a mandatory column empty.

 

item_name =>

Obviously item_name has to be populated or things will usually break.  Login to your PayPal settings and update your character encoding settings:

See how to do this in PayPal below:

 

 

 

 

 

 

 


 

 

 

 


Tags:

paypal, ipn, handshake, invalid, quot, characters, supporting, unicode, jul, modules, gateways, callback, php, http, https, www, debug, output, mandatory, column, item_name, populated, login, settings, update, encoding,

Latest Articles

  • How Does Cisco CUCM (Cisco Unified Communication Manager) Work?
  • What DNS Options Does Active Directory Offer in Windows Server 2008,2012,2016 ?
  • syntax error, unexpected T_SL in PHP Solution
  • grep regular expression match number range between specific numbers
  • bash how to print out lines of text within a range from the first occurrence
  • bash script how to to check LAN computers for open ports
  • MySQL Using mytop Debug Source of High IO and Slow Performance
  • How To Mathematically Convert and Calculate Binary Value To Decimal Value
  • systemd management using systemctl and journalctl to check systemd logs
  • css how to format code in the code tag
  • css br with extra blank line
  • What is /dev/pts and why do we need it in Linux?
  • Linux What is umask (user mask) for file and directory creation permissions and how to calculate umask and change the defaults
  • Linux Permissions and Groups Real Usecase for Group Access
  • Centos 7 python34 how to install the gi library
  • Centos 7 - Convert Minimal to Graphical GUI GNOME or KDE Desktop
  • AMD Set Fan Speed and Other Powerplay Memory/CPU Timings with a Linux script
  • Ethereum Mining Claymore Nanopool Error
  • genisoimage errors with long filenames and deep directory structures
  • Linux Kernel USB Export Errors