All URLENCODE() will do is convert the slash into %2F. Does it work if you convert the / into %2F in the call? Try it with a specific file.   If it works then here is how you can call URLENCODE().  Either do it for real in a data step. Or call with %SYSFUNC() in macro code.   245 data test; 246 string='x-xx-xxx-x/x'; 247 ustring=urlencode(trim(string)); 248 put (_all_) (= :$quote.); 249 run; string="x-xx-xxx-x/x" ustring="x-xx-xxx-x%2Fx" NOTE: The data set WORK.TEST has 1 observations and 2 variables. NOTE: DATA statement used (Total process time): real time 0.01 seconds cpu time 0.00 seconds 250 251 %let string=x-xx-xxx-x/x ; 252 %put &=string -> %sysfunc(urlencode(&string)) ; STRING=x-xx-xxx-x/x -> x-xx-xxx-x%2Fx ... View more