NDK/Console: Fix crash on empty history

ChangeLog.md

@@ -304,6 +304,7 @@ Nazara Development Kit:
 - Fixed PhysicsComponent2D copy not copying physics attributes
 - Added Entity::DropComponent which detaches a component without necessarily destroying it
 - ⚠ ConstraintComponent2D has been reworked to handle entity destruction and remove constraints at will
+- Fixed crash when pressing up/down key with no history in the console
 
 # 0.4:
 

SDK/src/NDK/Console.cpp

@@ -81,6 +81,9 @@ namespace Ndk
 		{
 			*ignoreDefaultAction = true;
 
+			if (m_commandHistory.empty())
+				return;
+
 			if (m_historyPosition > 0)
 				m_historyPosition--;
 
@@ -91,6 +94,9 @@ namespace Ndk
 		{
 			*ignoreDefaultAction = true;
 
+			if (m_commandHistory.empty())
+				return;
+
 			if (++m_historyPosition >= m_commandHistory.size())
 				m_historyPosition = 0;