Mark Hahn wrote: >> When I try to use the array of >> integer actual(9915,9915,9915) > > I don't speak fortran natively, but isn't that array > approximately 3.6 TB in size? And quadruple that, 'cuz integers are 32 bits per in FORTRAN, by default. So, you are correct. Note to self: make sure I am alert before I post. -- Geoffrey D. Jacobs