Most tashee.x00 patches require a regeneration tool to recognize the new data. Use a tool like or File Explorer (often included in the mod pack).
Ensure you have a tool like WinRAR or 7-Zip installed to handle the compressed file. : Most tashee
When prompted to overwrite existing files, select or "Replace the files in the destination." Regenerate Game Files (Crucial Step) : Most tashee