diff --git a/src/slic3r/GUI/MediaPlayCtrl.cpp b/src/slic3r/GUI/MediaPlayCtrl.cpp
index 91a9718fb..bc22f2fcc 100644
--- a/src/slic3r/GUI/MediaPlayCtrl.cpp
+++ b/src/slic3r/GUI/MediaPlayCtrl.cpp
@@ -207,7 +207,10 @@ void MediaPlayCtrl::Play()
             }
             BOOST_LOG_TRIVIAL(info) << "MediaPlayCtrl camera_url: " << url << ", machine: " << m_machine;
             CallAfter([this, m, url] {
-                if (m != m_machine) return;
+                if (m != m_machine) {
+                    BOOST_LOG_TRIVIAL(info) << "MediaPlayCtrl drop late ttcode for machine: " << m;
+                    return;
+                }
                 m_url = url;
                 if (m_last_state == MEDIASTATE_INITIALIZING) {
                     if (url.empty() || !boost::algorithm::starts_with(url, "bambu:///")) {
diff --git a/src/slic3r/GUI/ParamsPanel.cpp b/src/slic3r/GUI/ParamsPanel.cpp
index 8e6ef3468..3b0ef8921 100644
--- a/src/slic3r/GUI/ParamsPanel.cpp
+++ b/src/slic3r/GUI/ParamsPanel.cpp
@@ -248,8 +248,6 @@ ParamsPanel::ParamsPanel( wxWindow* parent, wxWindowID id, const wxPoint& pos, c
         });
     }
 
-
-
     //m_export_to_file = new Button( this, wxT("Export To File"), "");
     //m_import_from_file = new Button( this, wxT("Import From File") );
 
@@ -393,14 +391,10 @@ void ParamsPanel::create_layout()
     }
 
     if (m_tab_print_object) {
-        if (m_staticline_print_object)
-            m_left_sizer->Add( m_staticline_print_object, 0, wxEXPAND );
         m_left_sizer->Add( m_tab_print_object, 0, wxEXPAND );
     }
 
     if (m_tab_print_part) {
-        if (m_staticline_print_part)
-            m_left_sizer->Add( m_staticline_print_part, 0, wxEXPAND );
         m_left_sizer->Add( m_tab_print_part, 0, wxEXPAND );
     }
 
@@ -409,8 +403,6 @@ void ParamsPanel::create_layout()
     }
 
     if (m_tab_filament) {
-        if (m_staticline_filament)
-            m_left_sizer->Add(m_staticline_filament, 0, wxEXPAND);
         //m_filament_sizer = new wxBoxSizer( wxVERTICAL );
         //m_filament_sizer->Add( m_tab_filament, 1, wxEXPAND | wxALL, 5 );
        // m_left_sizer->Add( m_filament_sizer, 1, wxEXPAND, 5 );
@@ -418,8 +410,6 @@ void ParamsPanel::create_layout()
     }
 
     if (m_tab_printer) {
-        if (m_staticline_printer)
-            m_left_sizer->Add( m_staticline_printer, 0, wxEXPAND );
         //m_printer_sizer = new wxBoxSizer( wxVERTICAL );
         //m_printer_sizer->Add( m_tab_printer, 1, wxEXPAND | wxALL, 5 );
         m_left_sizer->Add( m_tab_printer, 0, wxEXPAND );
diff --git a/src/slic3r/GUI/Widgets/Label.cpp b/src/slic3r/GUI/Widgets/Label.cpp
index dbbf41a8d..63916693a 100644
--- a/src/slic3r/GUI/Widgets/Label.cpp
+++ b/src/slic3r/GUI/Widgets/Label.cpp
@@ -234,7 +234,7 @@ Label::Label(wxWindow *parent, wxFont const &font, wxString const &text, long st
 {
     this->font = font;
     SetFont(font);
-    SetForegroundColour(wxColour("#262E30"));
+    SetForegroundColour(*wxBLACK);
     SetBackgroundColour(StaticBox::GetParentBackgroundColor(parent));
     SetForegroundColour("#262E30");
     if (style & LB_PROPAGATE_MOUSE_EVENT) {