Set Analysis

[#1]

What's wrong with that?
Sum ({<Metas.ANO_MES = {"$(v_ano_mes)"} >} ([Financeiro]*Metas.PERC_RL) * Metas.META_CM)
Financeiro is an expression that returns the value net

the variable value is:
= DATE (Calendario_Comparativo_ini.Data, 'YYYYMM')
help me