diff --git a/xs/src/admesh/stlinit.cpp b/xs/src/admesh/stlinit.cpp
index 47a37f0a54..e2939b8af8 100644
--- a/xs/src/admesh/stlinit.cpp
+++ b/xs/src/admesh/stlinit.cpp
@@ -286,7 +286,7 @@ void stl_read(stl_file *stl, int first_facet, bool first) {
     {
       // skip solid/endsolid
       // (in this order, otherwise it won't work when they are paired in the middle of a file)
-      fscanf(stl->fp, "endsolid\n");
+      fscanf(stl->fp, "endsolid%*[^\n]\n");
       fscanf(stl->fp, "solid%*[^\n]\n");  // name might contain spaces so %*s doesn't work and it also can be empty (just "solid")
       // Leading space in the fscanf format skips all leading white spaces including numerous new lines and tabs.
       int res_normal     = fscanf(stl->fp, " facet normal %31s %31s %31s", normal_buf[0], normal_buf[1], normal_buf[2]);
diff --git a/xs/src/slic3r/GUI/Field.cpp b/xs/src/slic3r/GUI/Field.cpp
index 4043a44572..3522198535 100644
--- a/xs/src/slic3r/GUI/Field.cpp
+++ b/xs/src/slic3r/GUI/Field.cpp
@@ -238,14 +238,10 @@ namespace Slic3r { namespace GUI {
 		}), temp->GetId());
 
 #ifdef __WXGTK__
-		temp->Bind(wxEVT_KEY_UP, [this](wxKeyEvent& event)
-		{
-			if (bChangedValueEvent)	{
-				on_change_field();
-				bChangedValueEvent = false;
-			}
-			event.Skip();
-		});
+        // to correct value update on GTK we should call on_change_field() on 
+        // wxEVT_KEY_UP or wxEVT_TEXT_PASTE instead of wxEVT_TEXT
+        temp->Bind(wxEVT_KEY_UP, &TextCtrl::change_field_value, this);
+        temp->Bind(wxEVT_TEXT_PASTE, &TextCtrl::change_field_value, this);
 #endif //__WXGTK__
 
 		// select all text using Ctrl+A
@@ -271,6 +267,17 @@ namespace Slic3r { namespace GUI {
 	void TextCtrl::enable() { dynamic_cast<wxTextCtrl*>(window)->Enable(); dynamic_cast<wxTextCtrl*>(window)->SetEditable(true); }
     void TextCtrl::disable() { dynamic_cast<wxTextCtrl*>(window)->Disable(); dynamic_cast<wxTextCtrl*>(window)->SetEditable(false); }
 
+#ifdef __WXGTK__
+    void TextCtrl::change_field_value(wxEvent& event)
+    {
+        if (bChangedValueEvent)	{
+            on_change_field();
+            bChangedValueEvent = false;
+        }
+        event.Skip();
+    };
+#endif //__WXGTK__
+
 void CheckBox::BUILD() {
 	auto size = wxSize(wxDefaultSize);
 	if (m_opt.height >= 0) size.SetHeight(m_opt.height);
diff --git a/xs/src/slic3r/GUI/Field.hpp b/xs/src/slic3r/GUI/Field.hpp
index e305f1e530..4b80040a4a 100644
--- a/xs/src/slic3r/GUI/Field.hpp
+++ b/xs/src/slic3r/GUI/Field.hpp
@@ -236,6 +236,7 @@ class TextCtrl : public Field {
     using Field::Field;
 #ifdef __WXGTK__
 	bool	bChangedValueEvent = false;
+    void    change_field_value(wxEvent& event);
 #endif //__WXGTK__
 public:
 	TextCtrl(const ConfigOptionDef& opt, const t_config_option_key& id) : Field(opt,  id) {}