My minecraft says ''we think your minecraft may be modded, and as such we can't accept this crash report.etc''can anybody tell me how to fix this error? I DON't'T USE MODS, and i instaled about 6 minecraft from different sites, all of them give me same error, please help me fix this problem.
P.S: my english is prety bad so don't judge me.
Added (1). i din't bought the game