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System.InvalidOperationException: This Visual is not connected to a PresentationSource.

staleIssue has not been updated recently and will be closedIssue has not been updated recently and will be closed ...
GitHub

Select("...") from an IQueryable of anonymous objects created via Select("new { ... }") throws InvalidOperationException

Using Select("...") on an IQueryable of anonymous object elements that were created by Select("new { ... }") throws System.InvalidOperationException: 'The result of the dynamic binding produced by the ...