EAEM is designed to be installed in a directory where RTW is considering that EB data folder is inside of RTW folder.

I think it may also be a prob of target line. Try target line pls. Use Eb single player shortcut and just target ALX.exe as mentioned in the first post. Pls check the frist post again since I have noticed that ppl here do automatic 'classic' RTW.exe style shortcut change that is not good for ALX.exe

try this

...\Rome - Total War\RomeTW-ALX.exe" -mod:eb -show_err -nm -noalexander