COUNTIFS formula not working to make this report

Hi Everyone,

I need help to make this report by Formula. I tried to use this formula but it is not working. please help me.

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Try

=SUMPRODUCT((MONTH('Main Database'!$B$2:$B$52)=MONTH(B3))*('Main Database'!$H$2:$H$52<>""))

Dates in B3:B6 amended to be Excel dates formatted as "mmmm"