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When user selects the different screen size in Android Designer, the NRE is thrown.
System.NullReferenceException: Object reference not set to an instance of
at MonoDevelop.MonoDroid.Gui.AndroidDesignerView.Load(String fileName)
at MonoDevelop.Ide.Gui.LoadFileWrapper.Invoke(String fileName)
Fixed in master.
Today, we have checked this issue with:
XS 4.2.3(build 146) - 76e7c7f6ca0e59052f2bb29f8179313510977377
Now this issue is not exist, we are successfully able to select different screen size in Android designer without any Exception.
Hence marking this as Verified