Crusherfreak

When I try 2 launch, the whole thingy just hanged............and I could not log in to play tekkit

Please help!!!!!

When I said no updates are found, the whole launcher just hanged. Please help me!!!!!

I also have a problem. My wifi is on but on the launcher it says that no update is found while I was loading tekkit . Previously I played on vanilla but today, I just cannot launch tekkit from the launcher.and I am using a mac