KO2H1376I ssid NEAR-TERM HISTORY DATA COLLECTOR - ONLY ONE DATASET NAME ALLOWED WITH @DATE@TIME OR GDG(+1)

Explanation

More than one specification of a data set was found in parameter SEQDATASET in RKD2PAR(COPTcccc). If the variables @DATE and @TIME are used in the specification of a data set name, or if a Generation Data Group (GDG) name is specified, only a single data set name is allowed.