Unity, in editor can connect sql server but not connect after build

This stupid program cannot connect after building.There is no different before building and after. Everything is same. I tried webgl build and windows build but same result.

I saw other solves they say “copy i18n files to assets folder / copy i18n files to assets/plugins folder”. I tried everything. WHY CANNOT CONNECT TO FUCKING SQL SERVER

Judging from the error message, and all of the other details you provided, I’d recommend

what is your recommend?

Well, based on all the specific details you included, it’s clear that you need to