i don't know

src/scene/gui/buttonnode.cpp

@@ -53,6 +53,5 @@ void ButtonNode::update()
                 m_callback->exec();
         }
     }
-    getEngine().getScene()->updateShaders();
     GUINode::update();
 }

src/scene/gui/labelnode.cpp

@@ -5,13 +5,18 @@
 #include "SparrowRenderer/mesh.h"
 #include "SparrowRenderer/phongmaterial.h"
 
+#include <iostream>
+
 LabelNode::LabelNode():
     m_string(""),
     m_color(glm::vec3(1,1,1))
 {
     Font* font = RESOURCE_GET(Font,"shellfont");
     m_text = font->getTextNode(m_string,m_color,32);
-    addChild(m_text);
+    if(m_text){
+        m_text->setDepth(15);
+        addChild(m_text);
+    }
 }
 
 void LabelNode::setText(std::string s)

src/scene/gui/scrollbarnode.cpp

@@ -11,7 +11,7 @@
 ScrollBarNode::ScrollBarNode(glm::vec2 dimension, glm::vec3 bar_color):
     m_dimension(dimension),
     m_bar_position(glm::vec2(0)),
-    m_bar_dimension(m_dimension),
+    m_bar_dimension(dimension),
     m_bar_color(bar_color),
     m_bar_color_updated(false),
     m_bar_resized(false),