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let
Source = AzureStorage.DataLake("https://xxxxx.dfs.core.windows.net/contoso-retail-dw/rssfeed/rawdata/date=" & DateTime.ToText(Date.AddDays(DateTime.LocalNow(), -1), "yyyy-MM-dd")),
This PowerQuery Source gives a preview without any error, but when "close and apply" this error is shown:
Failed to save modifications to the server. Expression in partition n/a in table n/a references an unknown entity
When I change the source to static string it works fine!?
let
Source = AzureStorage.DataLake("https://xxxxx.dfs.core.windows.net/contoso-retail-dw/rssfeed/rawdata/date=" & "2020-03-29"),
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