can only play technic one time after downloading, then crashes - saving chunk - white screen

[Lovatic123]

Launcher Version: 1.0.1.3

Operating System: windows 7

Java Version: 6.0.140.8

Antivirus Program: Norton

Description of Problem:

i can only play technic one time after i've been downloading it. the next time, i open techinc, i can log in, it loads, i choose a world to play, then the world loads, and everytime it comes to saving chunk, then it freezes, and then goes to a white screen. then i cant do anything exept close technic.

Error Messages:

Error Log:

[tepidpond]

Your Java is an antique and should be updated to Java 7. This is also not a launcher bug, but a Tekkit bug, and should be reported in the Tekkit bug board.