Please refer to the attached project that reproduces the issue. In the MainPage constructor, you can switch between using the PickerEditor (validation works) and the SegmentedEditor (validation doesn't work).
The error message is not showing when the editor is empty and the ValidateAll method is called
Available in minor release 2018.2.727.250. It will also be available in the R3 2018 release.
The expected behavior when updating the text on a button click, for example, is to expand the editor. Currently the editor is expanded when the user starts typing inside it.
The segmented editor does not change the underlying property immediately.
This prevents content below the control to be visible. Available in the R2 2018 release.
Available in the R2 2018 release.
If the following data annotations are defined: [DisplayValueFormat(Date = "MM-dd-yyyy HH:MM tt")] [ReadOnly] DisplayValueFormat is not applied properly.
Available in the 2018 R2 SP release.
When DisplayValueFormat is set to an Integer property, Zero value is not applied.