I think, yes. FOMM BSA creator pack bsa right.
No. I only try create in GECK new.esp for my new.bsa. Active him in MO, but he only tell me about dirty edits.
Look this:
Files have.
Try you! Get my files:
Unpacked: https://www.mediafire.com/download/qggvhms31tz9qs8/Mod+unpack.7z
Pack: https://www.mediafire.com/download/3cq22dg9yegu24e/Mod.7z
And Fomm for packing: https://www.nexusmods.com/fallout3/mods/640/?
Must be changes loading screens to russian language version.