WITH WHMCS on aapanel anytime i try accept a pending order, it hangs then error 503.
I tried to optimize php 7.4 for website but no difference
"Service Unavailable
The server is temporarily unable to service your request due to maintenance downtime or capacity problems. Please try again later."
Here are my errors
[Wed Jan 03 18:02:52.286304 2024] [proxy_fcgi:error] [pid 255683:tid 140010764117760] [remote 72.190.28.203:53263] AH01067: Failed to read FastCGI header, referer: https://xxx.com/admin/orders.php?status=Pending
[Wed Jan 03 18:02:52.286375 2024] [proxy_fcgi:error] [pid 255683:tid 140010764117760] (104)Connection reset by peer: [remote 72.190.28.203:53263] AH01075: Error dispatching request to : , referer: https://xxx.com/admin/orders.php?status=Pending
[Wed Jan 03 18:03:30.772846 2024] [proxy:error] [pid 255752:tid 140010789295872] (103)Software caused connection abort: [remote 72.190.28.203:53301] AH01095: prefetch request body failed to 0.0.0.0:0 (httpd-UDS) from 72.190.28.203 (), referer: https://xxx.com/admin/supporttickets.php?action=view&id=30