Troubleshooting UpdatesMake sure to check for any problems both during and immediately after the upgrade process.
Troubleshooting HooksWhile developing your own custom code, you may need to test and troubleshoot your implementation of the WHMCS hook system.
Troubleshooting WHMCS API CallsDuring the development process, you may need to verify whether your API code is working correctly.
ImportAssist Unable to ConnectTroubleshoot and resolve Unable to Connect errors while using the ImportAssist addon module.
_getSSORedirectUrl ErrorsTroubleshoot and resolve Plesk_Manager_V163::_getSsoRedirectUrl(): Argument #2 ($username) must be of type string errors.
2CheckOut Inline Checkout CrashTroubleshoot and resolve Chrome™ browsers crashing when your customer makes a payment using 2Checkout.
404 Page Not Found ErrorsTroubleshoot and resolve 404 Not Found: The requested URL was not found on this server. errors.
Account Creation FailuresTroubleshoot and resolve problems with failed account creation while provisioning a new hosting account.
Addon Module Oops! ErrorsTroubleshoot and resolve Oops! errors that occur while working with addon modules.
Admin Directory ErrorsTroubleshoot and resolve You are attempting to access the admin area via a directory that is not configured. errors.
Allowed Memory Exhausted ErrorsTroubleshoot and resolve Allowed memory size of xxxxx bytes exhausted errors.
Application Configuration ErrorsTroubleshoot and resolve Application configuration file is not writable errors.