if FileTest.exist?("TEP001.PRN")
File.unlink("TEP001.PRN")
end
- pid = call_subprocess(tepexe, "Running ORTEP", nil, "NUL", "NUL")
+ pid = call_subprocess([tepexe], "Running ORTEP", nil, "NUL", "NUL")
if FileTest.exist?("TEP001.PRN")
File.rename("TEP001.PRN", "TEP001.ps")
end