Tekkit freezing

[Flexxnes]

Hello! I want to play Tekkit Classic! But after a while when I have played a little bit, tekkit just stops. It doesn't crash or anything, it just stops working. I can't move or anyting..

[AetherPirate]

Pastbin a log 

In order to get your logs, please go into the Launcher Options (upper-right corner), then on the bottom-left corner of that screen, click "Open Logs". The logs are all called techniclauncher_YYYY-MM-DD.log, with YYYY being the Year, MM being the Month, and DD being the day. Copy the contents of that log to pastebin, and paste a LINK to that paste here.