Hello, I am a novice SAS user and would much appreciate any advice regarding this error: WARNING: The variable _1 in the DROP, KEEP, or RENAME list has never been referenced. The error shows up with the code: proc transpose data=ewretdat out=ewretdat2
(rename = (_1=SELL _2=PORT2 _3=PORT3 _4=PORT4 _5=PORT5
_6=PORT6 _7=PORT7 _8=PORT8 _9=PORT9 _10=BUY));
by date;
id momr;
var ewret;
run; The content of the momr column which I am transposing is a simple numerical integer (1 to 10). This issue is preventing me from referencing these new columns to pursue calculations. Thanks in advance, Nicolas
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