Hi, I'm using DirectRT 2012 now. When I merge data files, the rows of variable names are all in the merged file. I don't know how to get rid of them without deleting each row by hand. I did not have...

Well, the questionnaire contains both csv files, the prac one is supposed to be executed first. And this error message pops up right before the execution of LDTprac.

Hi, I'm getting this error in DirectRT. The strange thing is I have the same program installed in all the computers in my lab and two of them keep crashing because of this error. The others run the...

I created a questionnaire in medialab which consists of several simple "fill-in-the-blank" and "scale responses". However, in the "by questionnaire" csv file, the answers to the questions sometimes...