Response codes starting with the digit 5 are server-side errors (as opposed to client-side errors) and are not our concern, at least not in production.
They should be ignored instead.
[23:14:07.777] [Server thread/CRITICAL]: muqsit\tebexapi\utils\TebexException: "Expected response code 200, got 502" (EXCEPTION) in "pmsrc/virions/TebexAPI-master/src/muqsit/tebexapi/connection/handler/SimpleTebexConnectionHandler" at li
ne 57
--- Stack trace ---
#0 plugins/Tebex-master/src/muqsit/tebex/thread/TebexThread(101): muqsit\tebexapi\connection\handler\SimpleTebexConnectionHandler->handle(object muqsit\tebexapi\connection\request\TebexRequestHolder#574313, array[4])
#1 pmsrc/src/thread/CommonThreadPartsTrait(93): muqsit\tebex\thread\TebexThread->onRun()
#2 (): pocketmine\thread\Thread->run()
--- End of exception information ---
Response codes starting with the digit
5are server-side errors (as opposed to client-side errors) and are not our concern, at least not in production. They should be ignored instead.