Windows .exe Launcher not working

[ActiveWarking]

It worked perfectly before i updated the launcher but when i did it stopped working.
The console starts and i get this "message"(The launcher never opens, just the console):






FTBLaunch starting up (version 1.2.9)
AnalyticsBackgroundThread started
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
[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
From Console: Exception in thread "AWT-EventQueue-0"
From Console: java.lang.NumberFormatException: For input string: "12_00"
From Console: at java.lang.NumberFormatException.forInputString(Unknown Source)
From Console: at java.lang.Integer.parseInt(Unknown Source)
From Console: at java.lang.Integer.parseInt(Unknown Source)
From Console: at net.ftb.util.winreg.JavaInfo.<init>(JavaInfo.java:53)
From Console: at net.ftb.util.winreg.JavaFinder.findJavas(JavaFinder.java:93)
From Console: at net.ftb.util.winreg.JavaFinder.parseWinJavaVersion(JavaFinder.java:128)
From Console: at net.ftb.gui.panes.OptionsPane.<init>(OptionsPane.java:128)
From Console: at net.ftb.gui.LaunchFrame.<init>(LaunchFrame.java:504)
From Console: at net.ftb.gui.LaunchFrame$1.run(LaunchFrame.java:274)
From Console: at java.awt.event.InvocationEvent.dispatch(Unknown Source)
From Console: at java.awt.EventQueue.dispatchEventImpl(Unknown Source)
From Console: at java.awt.EventQueue.access$200(Unknown Source)
From Console: at java.awt.EventQueue$3.run(Unknown Source)
From Console: at java.awt.EventQueue$3.run(Unknown Source)
From Console: at java.security.AccessController.doPrivileged(Native Method)
From Console: at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source)
From Console: at java.awt.EventQueue.dispatchEvent(Unknown Source)
From Console: at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
From Console: at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
From Console: at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
From Console: at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
From Console: at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
From Console: at java.awt.EventDispatchThread.run(Unknown Source)

 

[Ashzification]

Please read this sticky: http://forum.feed-the-beast.com/threads/ftb-launcher-update-mod-packs-what-you-need-to-know.35414/
Please complete the steps listed and post your log in the format requested.
After you do that, we can continue with the support process.
Thank you for your patience.