On Thu, 24 Dec 2020, Fred Engst wrote: > Hi Allin, > Another repeatable crash today. This is from a dataset that my student = gave me. > After looking into the issue, I found that the problematic data series = was actually read as a string-valued > series that looked like numbers. > Once I corrected this data issue, the frequency plot was fine. > However, it still crashes on any string-valued data series. > Attached is the crash report. This is weird. Normally, there is no problem with "freq" on string-valued= =20 variables. Example: <hansl> open grunfeld.gdt freq ticker --plot=3Ddisplay </hansl> There must be something funny in your student's dataset. Would you mind=20 sending it over? Thanks.