[silenser]

Please change backslashes to slashes in lines 203 - 261. For Windows it doesnt matter, but on Linux plugin will not compiled.

Also in tf2ware.ini right path for slender fortress content will be:

materials/models/Jason278/Slender/Sheets/Sheet_1.vmt
materials/models/Jason278/Slender/Sheets/Sheet_1.vtf
materials/models/Jason278/Slender/Sheets/Sheet_2.vmt
materials/models/Jason278/Slender/Sheets/Sheet_2.vtf
materials/models/Jason278/Slender/Sheets/Sheet_3.vmt
materials/models/Jason278/Slender/Sheets/Sheet_3.vtf
materials/models/Jason278/Slender/Sheets/Sheet_4.vmt
materials/models/Jason278/Slender/Sheets/Sheet_4.vtf
materials/models/Jason278/Slender/Sheets/Sheet_5.vmt
materials/models/Jason278/Slender/Sheets/Sheet_5.vtf
materials/models/Jason278/Slender/Sheets/Sheet_6.vmt
materials/models/Jason278/Slender/Sheets/Sheet_6.vtf
materials/models/Jason278/Slender/Sheets/Sheet_7.vmt
materials/models/Jason278/Slender/Sheets/Sheet_7.vtf
materials/models/Jason278/Slender/Sheets/Sheet_8.vmt
materials/models/Jason278/Slender/Sheets/Sheet_8.vtf

For Windows this also doesn't matter, but in Linux all files are case-sensitive.