Error of reply

i have made a config and there is a small problem in it
i have created the config step by step and i have checked everything is working good, without any problem!

i maked a word in key check if he fount it (RETRY) and if he found … (SUCCESS)…

i click start it still 5 or 6 clicks he come retry, after 2 or 3 test he come success,
so it not come directly SUCCESS, it still 4 or 6 failed test come to retry , after that he come success
i tested it
see:

2021-03-16 22_07_49-OpenBullet 1.4.4 Anomaly

do you think the problem from the website ??
it have timeout or something like that ?

Its some sort of protection by the site (cloudfare, solve captcha) or ratelimit.