Fantastic, glad that helped! ... View more

-The issue when I sort by start_time level is that the first level is 3. If I sort by level only, then the x axis doesn't make sense (start_time is out of order).  -I don't necessarily need the horizontal bins to be a of a specific category. I was told histograms are more fit for continuous variables like time, if I'm not grouping time. The group order that bothers me most is the order of the stacks on each bands (level groups).  -I have tried playing with the bandwith and it seems to help with the display of each stacks.  ... View more

Best way to ask questions is often to include the actual log entry with the code and any notes. Then we can tell if your output file name is appropriate. A very common problem is not including the full path for the file and the result, if created, appears somewhere other than expected.   Your code would not generate anything, no input data set, no output file name so not particularly helpful. ... View more