DireWolf20 Pack Not Starting

I tried expanding out to other packs only to find DW20 doesn't launch.

Any help is appreciated : D

Spoiler

FTB Launcher logs:

[04:32:46] [DEBUG] Main.main:170: Launcher arguments: []

[04:32:46] [DEBUG] Main.main:171: Launcher PID: 4736

[04:32:46] [DEBUG] Main.main:182: FTB Launcher CI Build #: 344, Git SHA: b7f7123d76dc

[04:32:46] [INFO] JGoogleAnalyticsTracker$2.run:484: AnalyticsBackgroundThread started

[04:32:46] [INFO] MainHelpers.printInfo:39: FTBLaunch starting up (version 1.4.8 Build: 10408)

[04:32:46] [DEBUG] MainHelpers.printInfo:40: System's default JVM: (This is not always used to launch MC)

[04:32:46] [DEBUG] MainHelpers.printInfo:41: Java version: 1.8.0_45

[04:32:46] [DEBUG] MainHelpers.printInfo:42: Java vendor: Oracle Corporation

[04:32:46] [DEBUG] MainHelpers.printInfo:43: Java home: C:\Program Files\Java\jre1.8.0_45

[04:32:46] [DEBUG] MainHelpers.printInfo:44: Java specification: Java Virtual Machine Specification version: 1.8 by Oracle Corporation

[04:32:46] [DEBUG] MainHelpers.printInfo:46: Java vm: Java HotSpot™ 64-Bit Server VM version: 25.45-b02 by Oracle Corporation

[04:32:46] [INFO] MainHelpers.printInfo:47: OS: Windows 7 6.1 (64-bit)

[04:32:46] [INFO] MainHelpers.printInfo:48: Launcher Install Dir: c:\ftb

[04:32:46] [INFO] MainHelpers.printInfo:49: System memory: 1695M free, 3454M total

[04:32:46] [INFO] JavaFinder.parseJavaVersion:175: The FTB Launcher has found the following Java versions installed:

[04:32:46] [INFO] JavaFinder.parseJavaVersion:177: Java Version: 1.8.0_45 sorted as: 1.8.0_45 64 Bit Java at : C:\Program Files\Java\jre1.8.0_45\bin\java.exe

[04:32:46] [INFO] JavaFinder.parseJavaVersion:204: Preferred: Java Version: 1.8.0_45 sorted as: 1.8.0_45 64 Bit Java at : C:\Program Files\Java\jre1.8.0_45\bin\java.exe

[04:32:46] [DEBUG] OSUtils.getProxy:77: ProxySelector: type: DIRECT, no proxy for http://ftb.cursecdn.com

[04:32:46] [DEBUG] OSUtils.getProxy:77: ProxySelector: type: DIRECT, no proxy for http://www.creeperrepo.net

[04:32:46] [DEBUG] DownloadUtils.run:450: DownloadUtils.run() starting

[04:32:47] [DEBUG] Benchmark.logBenchAs:73: Download Utils Balance (curse) took 279 ms.

[04:32:47] [INFO] I18N.addFiles:97: [i18n] Fallback enUS loaded

[04:32:47] [DEBUG] Benchmark.logBenchAs:73: Download Utils Balance took 388 ms.

[04:32:47] [INFO] I18N.setLocale:120: [i18n] enUS English (US) language file loaded!

[04:32:47] [INFO] LoadingDialog.advance:46: Checking installation location

[04:32:47] [DEBUG] Benchmark.logBenchAs:73: Download Utils Curse edges.json took 471 ms.

[04:32:47] [DEBUG] DownloadUtils.run:546: DL ready

[04:32:47] [INFO] DownloadUtils.run:579: Using download server Automatic:CurseCDN on host ftb.cursecdn.com (198.41.209.101)

[04:32:47] [DEBUG] Benchmark.logBenchAs:73: Download Utils Init took 473 ms.

[04:32:47] [INFO] LoadingDialog.advance:46: Loading user data

[04:32:47] [DEBUG] OSUtils.getMacAddress:412: Interface: Intel® PRO/100 VE Network Connection : eth3

[04:32:48] [DEBUG] Benchmark.logBenchAs:73: Modpack Loader http://ftb/modpacks.xmltook 705 ms.

[04:32:48] [INFO] ModpackLoader$XmlHtmlRunnable.handleXML:103: Loading modpack information for modpacks.xml...

[04:32:48] [DEBUG] Benchmark.logBenchAs:73: Modpack Loader http://ftb/thirdparty.xmltook 889 ms.

[04:32:48] [INFO] ModpackLoader$XmlHtmlRunnable.handleXML:103: Loading modpack information for thirdparty.xml...

[04:32:49] [DEBUG] Benchmark.logBenchAs:73: All modpack lists loaded took 2215 ms.

[04:32:50] [INFO] LoadingDialog.advance:46: Creating Console window

[04:32:50] [INFO] MainHelpers.googleAnalytics:158: Reporting daily use

[04:32:50] [INFO] LoadingDialog.advance:46: Creating main window

[04:32:50] [DEBUG] AuthlibDLWorker.doInBackground:57: Loading Authlib...

[04:32:51] [INFO] AuthlibDLWorker.downloadJars:136: Local Authlib Version is good, skipping Download

[04:32:51] [INFO] AuthlibDLWorker.doInBackground:69: Adding Authlib to Classpath

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 0 enUS to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 1 cyGB to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 2 daDK to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 3 deDE to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 4 enGB to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 5 enUS to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 6 esES to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 7 fiFI to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 8 frCA to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 9 frFR to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 10 itIT to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 11 maHU to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 12 nlNL to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 13 noNO to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 14 plPL to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 15 ptBR to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 16 ptPT to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 17 ruRU to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 18 svSE to options pane

[04:32:51] [INFO] OptionsPane.<init>:172: [i18n] Added 19 zhCN to options pane

[04:32:51] [INFO] I18N.setLocale:120: [i18n] enUS English (US) language file loaded!

[04:32:51] [DEBUG] Benchmark.logBenchAs:73: UnreadNews Init took 4 ms.

[04:32:51] [DEBUG] Benchmark.logBench:59: NewsUtils took 509 ms.

[04:32:51] [DEBUG] Benchmark.logBench:59: Waiting for main window took 1976 ms.

[04:32:51] [INFO] MapLoader.run:43: loading map information...

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: Authlib DL Worker Init took 1545 ms.

[04:32:52] [INFO] LoadingDialog.advance:46: Setting up Launcher

[04:32:52] [INFO] TexturePackLoader.run:43: loading texture pack information...

[04:32:52] [DEBUG] UpdateChecker.<init>:71: Launcher Install path: C:\Users\Nate\Desktop\FTB_Launcher.exe

[04:32:52] [INFO] LoadingDialog.advance:46: Downloading pack data

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: Texture Pack Load took 368 ms.

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: Launcher Startup(maps or texturepacks loaded) took 6245 ms.

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: MapLoader run took 524 ms.

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: Launcher Startup(maps and texturepacks loaded) took 6294 ms.

[04:32:52] [DEBUG] UpdateChecker.shouldUpdate:132: updater: buildjenk 344 < betajenk 341|| version 10408 < 10408

[04:32:52] [DEBUG] UpdateChecker.shouldUpdate:133: latest = 10408

[04:32:52] [INFO] LoadingDialog.advance:46: Opening main window

[04:32:52] [DEBUG] Benchmark.logBenchAs:73: Launcher Startup(Modpacks loaded) took 6631 ms.

[04:32:52] [DEBUG] LaunchFrame$14.run:451: Last used packs: direwolf20_17 EPiCCRAFT

[04:32:56] [DEBUG] Benchmark.logBenchAs:73: Launcher Startup(main window opened and ready to use) took 10084 ms.

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 1 (Soartex Fanver)

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 2 (Jadedcat Mixpack)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 1 (FTB Trident Default Map)

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 3 (Invictus)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 2 (Agrarian Skies Default Map)

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 4 (Faithful)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 3 (Agrarian Skies Flat Map)

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 5 (JohnSmith Technicians Remix)

[04:32:56] [INFO] TexturepackPane$6.run:237: Adding texture pack 6 (Familiar yet Different)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 4 (Agrarian Skies Server Map)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 5 (Direwolf20 Map Ep.0)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 6 (FTB Pax Challenge)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 7 (Direwolf20 Map Ep.0)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 8 (Direwolf20 Map Ep.10)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 9 (Direwolf20 Map Ep.20)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 10 (Direwolf20 Map Ep.30)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 11 (Direwolf20 Map Ep.40)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 12 (Direwolf20 Map Ep.50)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 13 (Direwolf20 Map Ep.80)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 14 (FTB Normal)

[04:32:56] [INFO] MapUtils$6.run:250: Adding map 15 (FTB Insanity)

[04:34:25] [INFO] LaunchFrame.doLogin:536: Logging in...

[04:34:25] [DEBUG] OSUtils.getProxy:77: ProxySelector: type: DIRECT, no proxy for https://authserver.m...om/authenticate

[04:34:25] [DEBUG] AuthlibHelper.authenticateWithAuthlib:67: Username given Not 100% sure, mojangdata might contain different username

[04:34:25] [INFO] AuthlibHelper.authenticateWithAuthlib:68: Beginning authlib authentication attempt

[04:34:25] [INFO] AuthlibHelper.authenticateWithAuthlib:69: successfully created YggdrasilAuthenticationService

[04:34:25] [DEBUG] AuthlibHelper.authenticateWithAuthlib:76: mojangData was passed to current method

[04:34:25] [DEBUG] AuthlibHelper.authenticateWithAuthlib:79: Loading mojangData into authlib

[04:34:26] [DEBUG] AuthlibHelper.authenticateWithAuthlib:148: Authentication is valid

[04:34:26] [DEBUG] AuthlibHelper.authenticateWithAuthlib:151: loggedIn() && CanPlayOnline()

[04:34:26] [DEBUG] AuthlibHelper.authenticateWithAuthlib:155: Authentication done, returning LoginResponse

[04:34:26] [DEBUG] Benchmark.logBenchAs:73: Login Worker Run took 1265 ms.

[04:34:26] [DEBUG] LaunchFrame$16.done:580: responseStr: good

[04:34:26] [INFO] LaunchFrame$16.done:583: Login complete.

[04:34:26] [DEBUG] User.writeObject:185: starting...

[04:34:26] [DEBUG] LaunchFrame$16.done:587: user data saved

[04:34:26] [DEBUG] LaunchFrame.runGameUpdater:634: ForceUpdate: false

[04:34:26] [DEBUG] LaunchFrame.runGameUpdater:635: installPath: c:\ftb

[04:34:26] [DEBUG] LaunchFrame.runGameUpdater:636: pack dir: direwolf20_17

[04:34:26] [DEBUG] LaunchFrame.runGameUpdater:637: pack check path: direwolf20_17\version

[04:34:26] [DEBUG] LaunchFrame.checkVersion:612: verFile: 1.5.0 onlineVersion/getPackVer(): 1.5.0 onlineVersion/getVersion(): 1.5.0

[04:34:26] [INFO] MCInstaller.gatherAssets:127: Checking local assets file, for MC version1.7.10 Please wait!

[04:34:26] [DEBUG] MCInstaller.gatherAssets:132: Checking pack libraries

[04:34:26] [DEBUG] MCInstaller.gatherAssets:184: Checking minecraft version json

[04:34:26] [DEBUG] MCInstaller.gatherAssets:199: checking minecraft libraries

[04:34:26] [DEBUG] MCInstaller.gatherAssets:267: Checking minecraft assets

[04:34:28] [DEBUG] MCInstaller.gatherAssets:281: Starting TaskHandler to check MC assets

[04:34:44] [DEBUG] Benchmark.logBenchAs:73: parallel asset check took 16494 ms.

[04:34:44] [INFO] MCInstaller.launchMinecraft:328: Setting up native libraries for FTB Presents Direwolf20 v 1.5.0 MC 1.7.10

[04:34:44] [DEBUG] MCInstaller.launchMinecraft:354: packbaseJSON 1.7.10

[04:34:45] [INFO] MCLauncher.syncAssets:286: Syncing Assets:

[04:34:45] [INFO] MCLauncher.launchMinecraft:86: Java Path: C:\Program Files\Java\jre1.8.0_45\bin\javaw.exe

[04:34:45] [INFO] MCLauncher.launchMinecraft:87: Pack: FTB Presents Direwolf20 1.7.10

[04:34:45] [INFO] MCLauncher.setMemory:269: Setting MinMemory to 256

[04:34:45] [INFO] MCLauncher.setMemory:271: Setting MaxMemory to 3328

[04:34:45] [INFO] MCLauncher.launchMinecraft:150: Adding Optimization Arguments: -XX:+UseParNewGC -XX:+UseConcMarkSweepGC -XX:+CICompilerCountPerCPU -XX:+TieredCompilation

[04:34:45] [DEBUG] MCInstaller.launchMinecraft:428: MC PID: 3460

[04:34:47] [DEBUG] Benchmark.logBenchAs:73: UnreadNews Init took 11 ms.

[04:34:49] [main/INFO] [LaunchWrapper]: Loading tweak class name cpw.mods.fml.common.launcher.FMLTweaker

[04:34:49] [main/INFO] [LaunchWrapper]: Using primary tweak class name cpw.mods.fml.common.launcher.FMLTweaker

[04:34:49] [main/INFO] [LaunchWrapper]: Calling tweak class cpw.mods.fml.common.launcher.FMLTweaker

[04:34:49] [main/INFO] [FML]: Forge Mod Loader version 7.99.16.1448 for Minecraft 1.7.10 loading

[04:34:49] [main/INFO] [FML]: Java is Java HotSpot™ 64-Bit Server VM, version 1.8.0_45, running on Windows 7:amd64:6.1, installed at C:\Program Files\Java\jre1.8.0_45

[04:34:50] [main/INFO] [FML]: [AppEng] Core Init

[04:34:50] [main/WARN] [FML]: The coremod aroma1997.core.coremod.CoreMod does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:50] [main/WARN] [FML]: The coremod codechicken.core.launch.CodeChickenCorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/WARN] [FML]: The coremod cofh.asm.LoadingPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/WARN] [FML]: The coremod fastcraft.LoadingPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/WARN] [FML]: The coremod codechicken.core.launch.DepLoader does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/WARN] [FML]: The coremod ic2.core.coremod.IC2core does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/WARN] [FML]: The coremod invtweaks.forge.asm.FMLPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: java.lang.NoClassDefFoundError: scala/collection/Seq

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName0(Native Method)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.Class.forName(Unknown Source)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:417)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:346)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:214)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:90)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:67)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:34)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at cpw.mods.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:126)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:115)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.ClassNotFoundException: scala.collection.Seq

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 11 more

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.NullPointerException

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)

[04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 13 more

[04:34:53] [main/ERROR] [FML]: An error occurred trying to configure the minecraft home at c:\ftb\direwolf20_17\minecraft for Forge Mod Loader

java.lang.NoClassDefFoundError: scala/collection/Seq

at java.lang.Class.forName0(Native Method) ~[?:1.8.0_45]

at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_45]

at cpw.mods.fml.relauncher.CoreModManager.loadCoreMod(CoreModManager.java:417) ~[forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.relauncher.CoreModManager.discoverCoreMods(CoreModManager.java:346) ~[forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.relauncher.CoreModManager.handleLaunch(CoreModManager.java:214) ~[forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.relauncher.FMLLaunchHandler.setupHome(FMLLaunchHandler.java:90) [forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.relauncher.FMLLaunchHandler.setupClient(FMLLaunchHandler.java:67) [forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.relauncher.FMLLaunchHandler.configureForClientLaunch(FMLLaunchHandler.java:34) [forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at cpw.mods.fml.common.launcher.FMLTweaker.injectIntoClassLoader(FMLTweaker.java:126) [forge-1.7.10-10.13.4.1448-1.7.10-universal.jar:?]

at net.minecraft.launchwrapper.Launch.launch(Launch.java:115) [launchwrapper-1.11.jar:?]

at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.11.jar:?]

Caused by: java.lang.ClassNotFoundException: scala.collection.Seq

at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]

at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_45]

... 11 more

Caused by: java.lang.NullPointerException

at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]

at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_45]

... 11 more

Exception in thread "main" [04:34:53] [main/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStream:println:-1]: java.lang.NoClassDefFoundError: scala/collection/Seq