How to reproduce:
1. Create a new Unity project
2. Build and Run with Autoconnect profiler enabled in Build Settings on an Android device
3. While Profiler window is profiling the AndroidPlayer, switch profiling target to Editor and back to AndroidPlayer

Result: Errors appear:
Missing Profiler.EndSample (BeginSample and EndSample count must match): UnityEditor.dll!::SelectMenuItemFunction.Invoke()
Previous 5 samples:
Mono.JIT
UnityEditor.dll!::SelectMenuItemFunction.Invoke()
GC.Alloc
UIElementsUtility.DoDispatch(Non Repaint Event)
Update Transform
In the scope:
UnityEditor.dll!::SelectMenuItemFunction.Invoke()
ProfilerWindow.Paint
GUIView.RepaintAll.RepaintScene
ApplicationTickTimer
EditorLoop

Reproduced with: 2019.3.0b5, 2020.1.0a7, 2019.3.1f1, 2020.1.0a22
Not reproduced with: 2017.4.32f1. 2018.4.10f1, 2019.2.7f2.