SOLVED PBEM troubleshooting

[ComradeP]

That guide is...slightly dated, but most of it should still work.

PBEM files now go into a "saves" folder and not the main folder of a certain game.

Just to be sure: you've switched the mode to Play by E-Mail in the Mode menu and are attempting to open a .bte file? 

9 kb is small, but for a side with only a handful of units it might be possible.