Alright, so I fixed the initial problem using:
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////Generate Month
Long Day_i, NextDay_i, Year_i, Month_i, row_i
String Date_i, DayName_i, mod_script_i
////Get Column Values
row_i = dw_1.getRow()
dw_1.setcolumn("Month")
Month_i = dw_1.getItemNumber(row_i...