blade2010

first thank you about this good idea of how to solve this issue but i have a problem that i works in an enterprise newtork that the pcs might be formatted with fat 32 ya fat 32 so i went to a virtual lab and your solution to remove the formatand partion disk from the task sequence works great but only for a previous formatted partions with ntfs but with fat32 partions it goes with an error code 8000405 so what i should do to solve this issue