On Same Data Date Actual Units Doesn't Equal Cum AtCompletion Units

Hi All,

Once a week, i update and schedule my P6. This week I noticed that some of activities' Total Actual Units doesnt Equal for the same week Cum At Completion Labor Units.

In my case they all should be the same, I think (Because my Budgeted Labor Units equals At Completion ( there s tiny difference that I avoid)

In English name of the Activities

-Rough Construction Works (CW)
-Interior CW
-Facade CW
-Mechanical CW
-Electrical CW
-Escalator CW
-Elevator CW
-Landscape CW

Data Date 22.Aug.21
First Day of The Week is Monday

Percent Comp. Type is Unit
Duration Type is Fixed Duration&Units