After changing the var sheet on an existing TSYS account their Ingenico 3500 card readers would no longer process payments. The error returned to the POS on the checkout screen was "POS LU ERR A3 102". The resolution was found here: https://datacapsystems.com/support-articles/pos-lu-err-a3-102 After completing the listed steps, the card reader need to be restarted.
“POS LU ERR A3 102” is an error resulting from an expired or absent TSYS Gen Key. Sometimes Gen Keys need to be re-acquired to resolve this error. Follow the steps below to update the TSYS Gen Key:
1Login to PSCS.
2Click "Change Activated Stage File" from the Main Menu.
3Search for the deployment you want to edit. Click "Select" next to the deployment you want to edit.
4Check "Yes" for the "Acquire Generated Key" radio button.
5Click "Continue".
6Click "Return to Main Menu" once the deployment is saved.
7Reload Parameters.
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