=SERIES("LNGLF",'Joint Account 2-23-18 forward.xlsm'!Data,Date,'Joint Account 2-28-19 forward.xlsm'!Data,LNGLF,1)
Repetitive problem that I do not understand RE dynamic charting. I am using the OFFSET formula to define dynamic name ranges. Those ranges in this case are “date” and “LNGLF”...