I'm having trouble running the following code in SAS 9.4:   proc univariate data=lea; var starttime; cdfplot starttime / vref=1779111938; run; The code runs and I get the default univariate output as well as the plot but the reference line is not on there. The CDFPLOT part is in red text in the editor and 'vref' is not in blue. This leads me to believe that the procedure is not working propery as other options such as HISTOGRAM and QQPLOT do work (turn blue and produce plots). ... View more