Thank you,

i solved my issue by using the ParallelPeriod Function.
I found a helpful post for using it within all Levels here:
https://xzwang.wordpress.com/2013/08/13/a-better-way-to-write-mdx-period-over-period-calculations/

ok, thanks!

multidimensional

No, it is a Count of Rows from the Fact Table.

The Dimension is join to the Measure by M2M, i don't know if there is an impact through the relation?

m.f. (4/26/2016)

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yes, changes have been deployed an processed.

At the Moment, it seems to me, that the KeyColumn also must be of the datatype date, like the ValueColumn.

After these changes it...

yes, changes have been deployed an processed.

At the Moment, it seems to me, that the KeyColumn also must be of the datatype date, like the ValueColumn.

After these changes it works.

But...

The ValueColumn was not set before.

The datatype of my [Column_A] in the tabular model is from type date.

The ValueColumn from my Dimensionattribut [DateTest] now references to this [Column_A] in the...

hello, thank you for the reply.

I have changed the ValueColumn to a Column from the DSV which is from datatype date.

The dimension-type is Time.

The KeyColumn is a Intenger, the NameColumn...