Cant download 1.12.2 version.

So I accidentally deleted minecraft. I had to get all my versions back expect for the 1.9+
I use mcafee antivirus but I disabled the firewall when i did this.
It says
Name: af_za.lang
URL: http://resources.download.minecraft.net/86/869624743d7f2551a5c4487fdb7b11b3d46a7a2b
Error details: UNKNOWN/-138
Filename on disk: 869624743d7f2551a5c4487fdb7b11b3d46a7a2b
Path: C:/Users\Legen\AppData\Roaming\.minecraft\assets\objects\86/869624743d7f2551a5c4487fdb7b11b3d46a7a2b
Exists: false