Message Oracle ORA-36179 - (XSNOAGM) No AGGMAP was specified for VARIABLE workspace object.

ERROR(XSNOAGM) No AGGMAP was specified for VARIABLE workspace object.
CAUSEThe user used the AGGREGATE command without specifying an AGGMAP on the command line, with a variable which had no $AGGMAP property.
ACTIONSpecify an AGGMAP on the AGGREGATE command line, or add the $AGGMAP property to the variable in question.