I think that loader should be used only on raw ores or plates only, and it should have a big chance of breaking more complex thing if used to transport them.

Me either, my steam Hodor.

I have.
And the problem is that there is no C:\Program Files\Factorio\bin\x64/x64/Factorio.exe, it should be C:\Program Files\Factorio\bin\x64\Factorio.exe I think.