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Created attachment 23893 [details]
Attached sample project runs fine on Android showing a list of 10 buttons, some of them enabled.
Problems with UWP build:
1. It either crashes with Invalid Cast Exception, or
2. It shows an empty list
3. Clean project/solution does not remove temporary files in App2\App2.UWP\bin\x86\Debug\AppX
Created attachment 23894 [details]
android - OK
Created attachment 23895 [details]
UWP - list items empty (no buttons)
Created attachment 23896 [details]
Sample projects: listview/command errors, temp files not cleaned
Created attachment 23897 [details]
Tested against the 2.3.6-nightly build where the cast exception issue occurs on UWP but not Android.