Hi Fred, vellieux <frederic.velli...@ibs.fr> writes:
[...] > I get errors (at run time) of the type: > > At line 138 of file program.f (unit = 6, file = 'stdout') > Fortran runtime error: Missing initial left parenthesis in format > [...] Mmm, that kind of error rings a bell … is the relevant format a string rather than given in a FORMAT statement? If so, you need round brackets INSIDE the format string, i.e. write (*, '(i5)') 123 rather than write (*, 'i5') 123 —this can manifest itself at run‐time, especially if the format is in a character variable. -- Ian ◎