I had this problem when I installed Java through Google Chrome. Reinstalled Java with Internet Explorer 64-bit and it worked fine. The installs were within 15 minutes of each other, so it wasn't that Java updated to a new version for me. I have Windows 7 64-bit.
Tekkit Launcher: Cannot Find Java Directory!
in Tekkit Classic Discussion
Posted
I had this problem when I installed Java through Google Chrome. Reinstalled Java with Internet Explorer 64-bit and it worked fine. The installs were within 15 minutes of each other, so it wasn't that Java updated to a new version for me. I have Windows 7 64-bit.