DAX help needed using my date table and a replacement year form another query

Power BI
1

*YearDifferenceMeasure =
VAR CurrentYear = DATATABLE(TODAY(YEAR))
VAR ReplacementYear = MAX(‘Asset-Replacement-Year-Exceeded’[Replacement Year])
RETURN IF(ISNUMBER(ReplacementYear), CurrentYear - ReplacementYear, BLANK())

2

An initial error in my initial info
YearDifferenceMeasure =
VAR CurrentYear = DATE TABLE(TODAY(YEAR))
VAR ReplacementYear = MAX(‘Asset-Replacement-Year-Exceeded’[Replacement Year])
RETURN IF(ISNUMBER(ReplacementYear), CurrentYear - ReplacementYear, BLANK())