I imagine this problem has been posted over and over, but reinstalling won't do anything and I've deleted most of my other mods and can't find the issue.
21:26:41
game
info
at net.minecraftforge.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:265) ~[forge-1.12.2-14.23.5.2838.jar:?]
21:26:41
game
info
at net.minecraftforge.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:107) ~[forge-1.12.2-14.23.5.2838.jar:?]
21:26:41
game
info
... 5 more
21:26:41
game
info
Exception in thread "main" [21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: net.minecraftforge.fml.relauncher.FMLSecurityManager$ExitTrappedException
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraftforge.fml.relauncher.FMLSecurityManager.checkPermission(FMLSecurityManager.java:49)
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.SecurityManager.checkExit(SecurityManager.java:761)
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.Runtime.exit(Runtime.java:107)
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at java.lang.System.exit(System.java:971)
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:138)
21:26:41
game
info
[21:26:41] [main/INFO] [STDERR]: [java.lang.ThreadGroup:uncaughtException:1052]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
21:26:41
monitor
Process Monitor
fatal
Process crashed with exit code 1