FTB pack don't work

[Danger47]

Hi guys, sorry for my bad english but is not my language
From yesterday all FTB pack dosen't work, when i click launch the console start work but when minecraft client open and i can see the word "Mojang" it crash..... Con you help me? Startly i've this problem only on DW 20 1.6.4 but downloading also other pack all they have the same problem..... Any solution?

It work two day ago!

 

[kaiomann]

Did you add any mods?
Or maybe try to do a force update. To do so, go to the options tab in the launcher and click the "Force Update" button. That will reset the pack you launch next, howewer it will also remove any mods you added.

 

[ThatOneSlowking]

RAM allocated?
Specs?
64-bit java?

 

[SatanicSanta]

http://forum.feed-the-beast.com/link-forums/support.45/

 

[pizzawolf14]

Sorry...I can't resist...doesn't*

 

[Danger47]

Sorry pizzawolf fore my bad english xD I've Force Updated the pack but it don't work...
I've allocated 3GB of ram and i didn't add any mod.

This is the error Failed to write core dump. Minidumps are not enabled by default on client versions of Windows

 

[UniZero]

This section is not for Tech Support. Please go to the link below for help. I am going to ask that this thread be closed.

http://support.feed-the-beast.com/