Writing slicer selections

Public Function GetSelectedSlicerItems(SlicerName As String) As String
    Dim oSc As SlicerCache, oSi As SlicerItem, lCt As Long
    
    On Error Resume Next
    Application.Volatile
    Set oSc = ThisWorkbook.SlicerCaches(SlicerName)
    If Not oSc Is Nothing Then
        For Each oSi In oSc.SlicerItems
            If oSi.Selected Then
                GetSelectedSlicerItems = GetSelectedSlicerItems & oSi.Name & ", "
                lCt = lCt + 1
            End If
        Next
        If Len(GetSelectedSlicerItems) > 0 Then
            If lCt = oSc.SlicerItems.Count Then
                GetSelectedSlicerItems = "All Items"
            Else
                GetSelectedSlicerItems = Left(GetSelectedSlicerItems, Len(GetSelectedSlicerItems) - 2)
            End If
        Else
            GetSelectedSlicerItems = "No items selected"
        End If
    Else
        GetSelectedSlicerItems = "No slicer with name '" & SlicerName & "' was found"
    End If
End Function