every time I log into minecraft this error code pops up 

 

00:01:19.650

Version does not support log configuration, will assume one plaintext entry per line

00:01:21.044

[00:01:21] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker

00:01:21.055

[00:01:21] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker

00:01:21.066

[00:01:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker

00:01:21.086

[00:01:21] [main/INFO] [FML]: Forge Mod Loader version 14.23.5.2854 for Minecraft 1.12.2 loading

00:01:21.086

[00:01:21] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_51, running on Windows 10:amd64:10.0, installed at C:\Program Files (x86)\Minecraft Launcher\runtime\jre-x64

00:01:21.256

[00:01:21] [main/INFO] [FML]: Searching C:\Users\linda\AppData\Roaming\.minecraft\mods for mods

00:01:21.300

[00:01:21] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

00:01:21.303

[00:01:21] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker

00:01:21.304

[00:01:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

00:01:21.307

[00:01:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

00:01:21.308

[00:01:21] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper

00:01:44.673

Process crashed with exit code -805306369

1.12 is not supported on this forum.
Update to a modern version of Minecraft to receive support.