Guides & Tutorials7.10 Update TroubleshootingTroubleshooting An Error Occurred when making PayPal payments

Troubleshooting An Error Occurred when making PayPal payments


After applying the 7.10.1 update, clients may experience an error message making a payment via the new PayPal module in certain circumstances:

An Error Occurred

This occurs when:

  • The server PHP serialize_precision setting is customised
  • Making payments via non-decimal currencies (such as JPY)


Additional logic is required to handle server with a customised PHP serialize_precision settings and non-decimal currencies.


Please apply the 7.10.2 Maintenance Release via the Utilities > Update WHMCS page.


A hotfix has been created for 7.10.1 only which will account for these scenarios: