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Error Message when selected multiple months
Hi, I get the following error message when my visual is working fine for individual months - but then when certain months are selected together (say last 12 months) the table goes grey Couldn't...
Craig08uk put the DAX expression that is giving an error and it will probably help.
As a best practice, add a date dimension in your model and use it for time intelligence calculations. Once the date dimension is added, mark it as a date table on table tools. Check the related videos on my YT channel
Add Date Dimension
Importance of Date Dimension
Mark date dimension as a date table - why and how?
Time Intelligence Playlist
THanks for the quick response, sorry I'm just picking up PowerBi and i'm a beginner. The model has been built for us - but I'm trying to fix the error rather than go back to developer.
How do I find the sameperiodlastyear function to see if the date dimension column is being used?
