Been trying to install Forge to use world edit however It just wont and cant fine the reason why, here's the version and log:
Installer: forge-1.12-14.21.1.2387-installer-win.exe
Log: forge-1.12-14.21.1.2387-installer-win.log
Exception in thread "main" java.lang.ExceptionInInitializerError
at net.minecraftforge.installer.ClientInstall.getSponsorMessage(ClientInstall.java:401)
at net.minecraftforge.installer.InstallerAction.getSponsorMessage(InstallerAction.java:60)
at net.minecraftforge.installer.InstallerPanel.updateFilePath(InstallerPanel.java:334)
at net.minecraftforge.installer.InstallerPanel.<init>(InstallerPanel.java:315)
at net.minecraftforge.installer.SimpleInstaller.launchGui(SimpleInstaller.java:164)
at net.minecraftforge.installer.SimpleInstaller.main(SimpleInstaller.java:51)
Caused by: java.lang.ArrayIndexOutOfBoundsException: 1
at net.minecraftforge.installer.MirrorData.buildMirrorList(MirrorData.java:84)
at net.minecraftforge.installer.MirrorData.<init>(MirrorData.java:63)
at net.minecraftforge.installer.MirrorData.<clinit>(MirrorData.java:17)
... 6 more