As well, I didn't get other errors with this way though I tried the way @nefastseven and @mantapp are tought us here, and as for today, the version of ublock is 1.72.3.103 through github, 1.72.2 here. (Many thanks for you guys)

Hi Greeting. I also get that annoying notification with Opera Developer version 135.0.5960.0, Every time it relaunches. I ended up every time delete uBlock Origin and reinstall, by bookmarking this page. Still worth the trouble! Thank you for the amazing app. I also use ublock DNS.