Hi, Why in the world would someone ever change the MERGENOBY warning? I change the VARINITCHK when I am creating an empty dataset but would never mess with the merge. - Sharon I am new in SAS studio 3.6 administrator and after reading some documentation I found my way to change some system options like VALIDVARNAME and XCMD. Still I am stuck with two other system options I need to change: VARINITCHK=NOTE => VARINITCHK=WARN MERGENOBY=NOWARN => MERGENOBYd=WARN
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