New Launcher wont load worlds...

When I start up the launcher and select a world it will not load no matter on the world or if I create a new world or not.
If needed-
Computer Specs (It's a Laptop)
Acer Aspire 5733Z-4406
Intel Pentium P6200 (2.1Ghz)
6 GB DDR3 RAM
Running Java 64 Bit.