> > > > blah > Error: object 'blah' not found > > blah <- c(1, 2, 3) > Error in c(1, 2, 3) : 'file' must be a character string or connection > > It used to work, and 6 months later I'm back on R, and now it will not > work. > > Most likely, you inadvertently masked the base function c with your own function c that does something else. Type c and see what it shows.
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