[19:32:49] [DEBUG] LaunchFrame.doLaunch:951: Selected user: saved password: true
[19:32:49] [DEBUG] LaunchFrame.doLaunch:952: Selected user: will save auth token if online: true
[19:32:49] [INFO] LaunchFrame.doLogin:536: Logging in...
[19:32:49] [DEBUG] OSUtils.getProxy:92: ProxySelector: type: DIRECT, no proxy for https://authserver.mojang.com/authenticate
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:67: Email address given
[19:32:49] [INFO] AuthlibHelper.authenticateWithAuthlib:68: Beginning authlib authentication attempt
[19:32:49] [INFO] AuthlibHelper.authenticateWithAuthlib:69: successfully created YggdrasilAuthenticationService
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:76: mojangData was passed to current method
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:79: Loading mojangData into authlib
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:152: Authentication is valid
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:155: loggedIn() && CanPlayOnline()
[19:32:49] [DEBUG] CryptoUtils.encrypt:124: trying hardware id
[19:32:49] [DEBUG] CryptoUtils.encrypt:126: hardware id ok
[19:32:49] [DEBUG] AuthlibHelper.authenticateWithAuthlib:159: Authentication done, returning LoginResponse
[19:32:49] [DEBUG] Benchmark.logBenchAs:76: Login Worker Run took 485 ms.
[19:32:49] [DEBUG] LaunchFrame$16.done:580: responseStr: good
[19:32:49] [INFO] LaunchFrame$16.done:583: Login complete.
[19:32:49] [DEBUG] User.writeObject:185: starting...
[19:32:49] [DEBUG] LaunchFrame$16.done:587: user data saved
[19:32:49] [DEBUG] LaunchFrame.runGameUpdater:634: ForceUpdate: false
[19:32:49] [DEBUG] LaunchFrame.runGameUpdater:635: installPath: C:\Users\pablo\Desktop\ftb
[19:32:49] [DEBUG] LaunchFrame.runGameUpdater:636: pack dir: FTBPresentsDirewolf20112
[19:32:49] [DEBUG] LaunchFrame.runGameUpdater:637: pack check path: FTBPresentsDirewolf20112\version
[19:32:49] [DEBUG] LaunchFrame.checkVersion:612: verFile: 1.1.0 onlineVersion/getPackVer(): Recommended Version onlineVersion/getVersion(): 1.1.0
[19:32:49] [INFO] MCInstaller.gatherAssets:127: Checking local assets file, for MC version 1.12.2 Please wait!
[19:32:49] [DEBUG] MCInstaller.gatherAssets:132: Checking pack libraries
[19:32:49] [DEBUG] MCInstaller.gatherAssets:184: Checking minecraft version json
[19:32:49] [DEBUG] DownloadUtils.getStaticCreeperhostLinkOrBackup:109: failed
[19:32:49] [DEBUG] DownloadUtils.getStaticCreeperhostLinkOrBackup:109: failed
[19:32:49] [WARN] DownloadUtils.getStaticCreeperhostLinkOrBackup:127: Using backupLink for mcjsons/versions/1.12.2/1.12.2.json
[19:32:50] [DEBUG] MCInstaller.gatherAssets:199: checking minecraft libraries
[19:32:50] [DEBUG] MCInstaller.gatherAssets:269: Checking minecraft assets
[19:32:51] [DEBUG] MCInstaller.gatherAssets:283: Starting TaskHandler to check MC assets
[19:32:52] [DEBUG] Benchmark.logBenchAs:76: parallel asset check took 1314 ms.
[19:32:52] [INFO] MCInstaller.launchMinecraft:330: Setting up native libraries for FTB Presents Direwolf20 1.12 v Recommended Version MC 1.12.2
[19:32:52] [DEBUG] MCInstaller.launchMinecraft:356: packbaseJSON 1.12.2
[19:32:53] [INFO] MCLauncher.syncAssets:295: Syncing Assets:
[19:32:53] [INFO] MCLauncher.launchMinecraft:87: Java Path: C:\Program Files\Java\jre1.8.0_151\bin\javaw.exe
[19:32:53] [INFO] MCLauncher.launchMinecraft:88: Pack: FTB Presents Direwolf20 1.12 1.12.2
[19:32:53] [INFO] MCLauncher.setMemory:278: Setting MinMemory to 256
[19:32:53] [INFO] MCLauncher.setMemory:280: Setting MaxMemory to 2048
[19:32:53] [DEBUG] MCInstaller.launchMinecraft:430: MC PID: 2824
[19:32:55] [DEBUG] Benchmark.logBenchAs:76: UnreadNews Init took 14 ms.
[19:32:57] [main/INFO]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[19:32:57] [main/ERROR]: Unable to launch
java.lang.ClassNotFoundException: net.minecraftforge.fml.common.launcher.FMLTweaker
        at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_151]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_151]
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) ~[?:1.8.0_151]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_151]
        at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:106) ~[launchwrapper-1.12.jar:?]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_151]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_151]
        at java.lang.Class.forName0(Native Method) ~[?:1.8.0_151]
        at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_151]
        at net.minecraft.launchwrapper.Launch.launch(Launch.java:98) [launchwrapper-1.12.jar:?]
        at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
[19