Failed to download file. forge-1.12-14.21.1.2387.jar
Name: forge-1.12-14.21.1.2387.jar
URL: http://files.minecraftforge.net/maven/net/minecraftforge/forge/1.12-14.21.1.2387/forge-1.12-14.21.1.2387.jar
Error details: HTTP 404: Not Found
Filename on disk: 963c-cde6-1577-999e
Exists: file
MCL-8012
Failed to download file. forge-1.12-14.21.1.2387.jar
Resolved
Invalid
0
This is a mod issue. We cannot provide support for mods, except in situations where it is definitely a launcher bug (which is not this case).
Forge's maven was probably offline. Try again later.