- Add isset() guards before count() on ipv4/ipv6 arrays in ServerResource
to prevent PHP 8.0+ TypeError
- Add null checks after getWhmcsService() and getCP() in 18 Module methods
and 5 ModuleFunctions methods to prevent fatal null dereference errors
- Add null guards for $whmcsService and $cp in admin.php impersonateServerOwner
- Fix HTTP status codes throughout admin.php (404, 400, 500, 502 instead of 200)
- Guard ConfigureService methods against $this->cp === false
- Use null coalescing for customfields access in initServerBuild
- Check API response code in initServerBuild instead of always returning true
- Replace exit() with RuntimeException in Curl.php
- Change catch(Exception) to catch(Throwable) in hooks.php for PHP 8.0+
- Open VNC window before AJAX call to avoid popup blocker
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>