diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index a2c3b094e..0fa651b19 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -230,6 +230,7 @@ sub new {
     
     ### Scrolled Window for info boxes
     my $scrolled_window_sizer = Wx::BoxSizer->new(wxVERTICAL);
+    $scrolled_window_sizer->SetMinSize([310, -1]);
     my $scrolled_window_panel = Wx::ScrolledWindow->new($self->{right_panel}, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL);
     $scrolled_window_panel->SetSizer($scrolled_window_sizer);
     $scrolled_window_panel->SetScrollbars(1, 1, 1, 1);    
diff --git a/lib/Slic3r/GUI/Plater/3D.pm b/lib/Slic3r/GUI/Plater/3D.pm
index c9c954276..c3521a4da 100644
--- a/lib/Slic3r/GUI/Plater/3D.pm
+++ b/lib/Slic3r/GUI/Plater/3D.pm
@@ -245,7 +245,7 @@ sub reload_scene {
             $self->set_warning_enabled(0);
             $self->volumes->update_outside_state($self->{config}, 1);
             Slic3r::GUI::_3DScene::reset_warning_texture();
-            $self->on_enable_action_buttons->(1) if ($self->on_enable_action_buttons);
+            $self->on_enable_action_buttons->(scalar @{$self->{model}->objects} > 0) if ($self->on_enable_action_buttons);
         }
     } else {
         $self->set_warning_enabled(0);