I want to play 1.12.2 minecraft and I keep getting an error message.
Download from https://libraries.minecraft.net/net/java/dev/jna/jna/4.4.0/jna-4.4.0.jar had invalid checksum! Expected: cb208278274bf12ebdb56c61bd7407e6f774d65a got: 709812c309e7bd28c63825ff5b77c121d05051aa
 
Unable to download https://libraries.minecraft.net/net/java/dev/jna/jna/4.4.0/jna-4.4.0.jar 
 I do have Java 8 installed. Here's what comes up when I try to start a 1.12.2 game
ailed to download file, the file contents differ from what was expected.
Name: jna-4.4.0.jar
URL: https://libraries.minecraft.net/net/java/dev/jna/jna/4.4.0/jna-4.4.0.jar
Filename on disk: jna-4.4.0.jar
Path: C:\Users\james\Twitch\Minecraft\Install\libraries\net\java\dev\jna\jna\4.4.0\jna-4.4.0.jar
Exists: File