Hi Erik, ctml_writer.convert(r'C:\Users|KnightHawk\AppData\Local\DWSIM5\samples/ChemDetailed.cti',outName='STDOUT') Try modifying the script to change the slash after 'samples' to a backslash.
Put the app bundle on the Desktop and try this: https://sourceforge.net/p/dwsim/discussion/mac_newui/thread/c98e8e54/#7434 And let me know about the error message which appears, if any.
Do you have the Mono Framework installed?
Enter the amount of the basic molecular group in UNIFAC/MODFAC structure.
There isn't one. You can export a json file from the pure compound Property viewer.
ChemSep requires an all-liquid feed ad the top stage. Check your input so it satisfies this requirement when the top stream is calculated internally by ChemSep, either changing the stream conditions or selecting another model.