"Timothy Scully" <trs2@ukc.ac.uk> writes: > File: ../../demo/xor.proj.gz could not be opened for reading or is = > empty. sometimes windows needs a full path to properly locate the file -- try typing in C:\ or whatever at the start and work your way down to the file (should be C:\PDP++\ I think..) Also make sure that it wasn't somehow zeroed out (check its size, etc in explorer). - Randy