I have an external HDD I use with Final Cut Pro and it is used as a scratch disk. When I boot FCP I get this message:
Do I have to have the HDD with me at all times in order to use FCP? Are there any problems / disadvantages that come with resetting the disks?

Do I have to have the HDD with me at all times in order to use FCP? Are there any problems / disadvantages that come with resetting the disks?