This issue has been resolved, I'm not sure that bringing it up again will acheive anything.
On this forum we don't let members blindly accuse others - they must go through proper channels (reporting the post) to ensure that no witch hunting goes on, and to stop public drama like what happened in...
As far as I know there are no plans for an official 64 bit version.
There is however a third party version of tModloader that is 64 bit that you may be able to use: Standalone - [1.3] tModLoader FNA (32bit/64bit) (Branch of tML)
Can you upload the file here? And have you tried reducing the file size?
You've been warned before about LoC/spammy posts. Please only post if you have something relevant to add to the discussion. If all you have to add is this, you would do better to leave a reaction instead.