IAmBadAtIdk

I have created a modded server. I put StoneBlock 2 (FTB) modpack in the mods folder and as soon as i start the forge server it says this: [18:08:25] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLServerTweaker [18:08:25] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLServerTweaker [18:08:25] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLServerTweaker [18:08:25] [main/INFO] [FML]: Forge Mod Loader version 14.23.5.2846 for Minecraft 1.12.2 loading [18:08:25] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_241, running on Windows Server 2016:amd64:10.0, installed at C:\Program Files\Java\jre1.8.0_241 [18:08:25] [main/WARN] [FML]: The coremod FMLCorePlugin (net.minecraftforge.fml.relauncher.FMLCorePlugin) is not signed! [18:08:25] [main/WARN] [FML]: The coremod FMLForgePlugin (net.minecraftforge.classloading.FMLForgePlugin) is not signed! [18:08:26] [main/INFO] [FML]: Searching C:\Modded minecraft server 1.12.2\.\mods for mods [18:08:26] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker [18:08:26] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker [18:08:26] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker [18:08:26] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker [18:08:26] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper [18:08:28] [main/ERROR] [FML]: FML appears to be missing any signature data. This is not a good thing Modded minecraft server version: 1.12.2 Forge server version: forge-1.12.2-14.23.5.2846-universal.jar Why doesnt the Forge Mod loader work? Anyone knows how to fix this problem?