@Androniki wrote: Another problem i am experiencing as I run step 7, it keeps running but then I receive a message that my window is full and needs clearing before it runs more results. How shall I deal with this? That means you are generating a lot of output in the results. If you are not going to wade through all the text and just want the data set output you can use the NOPRINT option to suppress all the results. Or use the SHORT option to reduce the output or SUMMARY just to show the final cluster summary output.   SAS in this case is not actually "running" per se but is attempting to generate a couple hundred pages of html tables and applying all the style options to the tables. ... View more