Rolling Sum

[Anonymous]

I have measure for calculating rolling sum.It calculate correctly if data available with in period.ie if am calculating rolling sum in jun 2021 and if any record available in july 2020 its showing correct figure,but no data available in july2020 is shows blank.

please help me to sortout this

Roll Count =

CALCULATE([Total],

FILTER(

ALL('Date'),

AND(

'Date'[Date] <= MAX('Date'[Date]),

DATEADD(

'Date'[Date],12,month

) > MAX('Date'[Date])

)

)

)

[Greg_Deckler · Accepted solution]

@Anonymous So like: Rolling Months - Microsoft Power BI Community? If not, Sorry, having trouble following, can you post sample data as text and expected output?
Not really enough information to go on, please first check if your issue is a common issue listed here: https://community.powerbi.com/t5/Community-Blog/Before-You-Post-Read-This/ba-p/1116882

Also, please see this post regarding How to Get Your Question Answered Quickly: https://community.powerbi.com/t5/Community-Blog/How-to-Get-Your-Question-Answered-Quickly/ba-p/38490

The most important parts are:
1. Sample data as text, use the table tool in the editing bar
2. Expected output from sample data
3. Explanation in words of how to get from 1. to 2.