FTB Direwolf error

FTBLaunch starting up (version 1.3.2) Java version: 1.7.0_45 Java vendor: Oracle Corporation Java home: C:\Program Files\Java\jre7 Java specification: Java Virtual Machine Specification version: 1.7 by Oracle Corporation Java vm: Java HotSpot(TM) 64-Bit Server VM version: 24.45-b08 by Oracle Corporation OS: amd64 Windows 7 6.1 AnalyticsBackgroundThread started [i18n] Checking for updates ... [i18n] enUS English language file loaded! [i18n] remoteVer = 10 [i18n] localVer = 10 [i18n] Files are up to date [i18n] Fallback enUS loaded
The FTB Launcher has found the following Java versions installed:
From Console: Jan 05, 2014 8:03:57 PM java.util.prefs.WindowsPreferences <init> WARNING: Could not open/create prefs root node Software\JavaSoft\Prefs at root 0x80000002. Windows RegCreateKeyEx(...) returned error code 5.
Java Version: 1.7.0_45 sorted as: 1.7.0_45 64 Bit Java at : C:\Program Files\Java\jre7\bin\java.exe
Java Version: 1.7.0_45 sorted as: 1.7.0_45 64 Bit Java at : C:\Windows\system32\java.exe
FTB Launcher Prefers: Java Version: 1.7.0_45 sorted as: 1.7.0_45 64 Bit Java at : C:\Program Files\Java\jre7\bin\java.exe
[i18n] Added 0 enUS to options pane
[i18n] Added 1 cyGB to options pane
[i18n] Added 2 daDK to options pane
[i18n] Added 3 deDE to options pane
[i18n] Added 4 esES to options pane
[i18n] Added 5 frFR to options pane
[i18n] Added 6 itIT to options pane
[i18n] Added 7 maHU to options pane
[i18n] Added 8 nlNL to options pane
[i18n] Added 9 ptBR to options pane
[i18n] Added 10 ptPT to options pane
[i18n] Added 11 ruRU to options pane
[i18n] Added 12 svSE to options pane
[i18n] enUS English language file loaded!
Loading modpack information for modpacks.xml...
Adding pack 1
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Adding pack 5
Adding pack 6
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Adding pack 8
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Adding pack 20
Adding pack 21
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Adding pack 25
Adding pack 26
Adding pack 27
Adding pack 28
Adding pack 29
Adding pack 30
Adding pack 31
loading texture pack information...
loading map information...
Adding texture pack 1
Adding map 1
Adding map 2
Adding texture pack 2
Adding map 3
Adding texture pack 3
Adding map 4
Adding map 5
Adding map 6
Adding texture pack 4
Adding map 7
Adding map 8
Adding map 9
Adding map 10
Adding map 11
Logging in...
Login complete.
Direwolf20_1_6_4
Modpack is up to date.
dirs mk'd
Syncing Assets:
The FTB Launcher has found the following Java versions installed:
The FTB Launcher has found the following Java versions installed:
Java Path: C:\Program Files\Java\jre7\bin\javaw.exe
Setting MinMemory to 256
Setting MaxMemory to 3840
Error: Could not find or load main class net.minecraft.launchwrapper.Launch