close

diff --git a/Node.cpp b/Node.cpp
index ebcf1b8..77696ba 100644
--- a/Node.cpp
+++ b/Node.cpp
@@ -124,7 +124,7 @@ void Node::changeCertainty(double cert)
 
 	certainty = cert;
 	checkCompleted();
-
+	cout << "Hej!" << endl;
 	cout << "Node " << name << " has now certainty " << setprecision(2) << fixed << certainty * 100 << " %" << endl;
 
 
diff --git a/main.cpp b/main.cpp
index 5d9791d..87e317b 100644
--- a/main.cpp
+++ b/main.cpp
@@ -168,34 +168,36 @@ int main()
 
 		read = A1.readNext();
 
-		switch (choice)
+		if(read != nullptr)
 		{
-		case 1:
-			int answer;
-			cout << "You should read ";
-			read->printName();
-			cout << " next." << endl;
-			break;
-		case 2:
-			read->printQuestion();
-			cout << endl;
-			cin >> answer;
-
-			if (answer == read->getAnswer()) //Ändra till rätt svar här
+			switch (choice)
 			{
-				cout << "Your answer is correct" << endl;
-				read->changeCertainty(1);
+			case 1:
+				int answer;
+				cout << "You should read ";
+				read->printName();
+				cout << " next." << endl;
+				break;
+			case 2:
+				read->printQuestion();
+				cout << endl;
+				cin >> answer;
+
+				if (answer == read->getAnswer()) //Ändra till rätt svar här
+				{
+					cout << "Your answer is correct" << endl;
+					read->changeCertainty(1);
+				}
+				else
+				{
+					cout << "Your answer is incorrect." << endl;
+				}
+				break;
+
+			default:
+				break;
 			}
-			else
-			{
-				cout << "Your answer is incorrect." << endl;
-			}
-			break;
-
-		default:
-			break;
 		}
-
 		//Error when we know the whole tree (it breakes before we can exit the program)
 
 	}