I get the error "Could not load file or assembly 'RedGate.InstantClone.Unmanaged.dll' or one of its dependencies. The specified module could not be found".

This is usually because you don't have the Microsoft Visual C++ 2010 and 2013 Redistributable Packages installed. If prompted, please install the x64 versions. You can download them here:

https://www.microsoft.com/en-gb/download/details.aspx?id=13523

https://www.microsoft.com/en-us/download/details.aspx?id=40784

I get the error "There are no data files for database" when doing a snapshot

This is usually because the user connecting to the server does not have permissions to list the files associated with a database. Use the shoud grant the VIEW ANY DATABASE permission to the user:

GRANT VIEW ANY DATABASE TO CloningUser