<Fact>
        Public Sub EventImplementation_27()

            Dim csSource =
"
public interface I1
{
    internal static event System.Action P1;
}
"
            Dim csCompiation = GetCSharpCompiation(csSource).EmitToImageReference()

            Dim source1 =
<compilation>
    <file name="c.vb"><![CDATA[
Public Class C
    Shared Sub Main()
        AddHandler I1.P1, Nothing
        RemoveHandler I1.P1, Nothing
    End Sub
End Class
]]></file>
</compilation>

            Dim comp1 = CreateCompilation(source1, targetFramework:=TargetFramework.NetStandardLatest, references:={csCompiation})
            comp1.AssertTheseDiagnostics(
<error>
BC30456: 'P1' is not a member of 'I1'.
        AddHandler I1.P1, Nothing
                   ~~~~~
BC30456: 'P1' is not a member of 'I1'.
        RemoveHandler I1.P1, Nothing
                      ~~~~~
</error>)

            Dim comp2 = CreateCompilation(source1, targetFramework:=TargetFramework.NetStandardLatest, references:={csCompiation}, options:=TestOptions.DebugDll.WithMetadataImportOptions(MetadataImportOptions.All))
            comp2.AssertTheseDiagnostics(
<error>
BC30389: 'I1.P1' is not accessible in this context because it is 'Private'.
        AddHandler I1.P1, Nothing
                   ~~~~~
BC30389: 'I1.P1' is not accessible in this context because it is 'Private'.
        RemoveHandler I1.P1, Nothing
                      ~~~~~
</error>)
        End Sub

BC30389: 'I1.P1' is not accessible in this context because it is 'Private'.

BC30389: 'I1.P1' is not accessible in this context because it is 'Friend'.