diff --git a/.classpath b/.classpath
index 73d9cd59..61250ae9 100644
--- a/.classpath
+++ b/.classpath
@@ -7,5 +7,16 @@
+
+
+
+
+
+
+
+
+
+
+
diff --git a/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java b/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
index c16dcc8a..39213e7b 100644
--- a/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
+++ b/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/SyntaxTreeGenerator.java
@@ -18,7 +18,7 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
-import jdk.internal.dynalink.support.TypeConverterFactory;
+//import jdk.internal.dynalink.support.TypeConverterFactory;
import org.antlr.v4.runtime.Token;
import org.antlr.v4.runtime.tree.TerminalNode;
diff --git a/src/de/dhbwstuttgart/syntaxtree/SourceFile.java b/src/de/dhbwstuttgart/syntaxtree/SourceFile.java
index ad51faa3..2dda4b29 100755
--- a/src/de/dhbwstuttgart/syntaxtree/SourceFile.java
+++ b/src/de/dhbwstuttgart/syntaxtree/SourceFile.java
@@ -7,7 +7,7 @@ import de.dhbwstuttgart.parser.NullToken;
import de.dhbwstuttgart.typecheck.JavaClassName;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.assumptions.TypeInferenceInformation;
-import sun.security.x509.X509CertInfo;
+//import sun.security.x509.X509CertInfo;
public class SourceFile extends SyntaxTreeNode{
diff --git a/src/de/dhbwstuttgart/syntaxtree/statement/LambdaExpression.java b/src/de/dhbwstuttgart/syntaxtree/statement/LambdaExpression.java
index 85624693..40e65958 100755
--- a/src/de/dhbwstuttgart/syntaxtree/statement/LambdaExpression.java
+++ b/src/de/dhbwstuttgart/syntaxtree/statement/LambdaExpression.java
@@ -8,7 +8,7 @@ import de.dhbwstuttgart.typeinference.constraints.Constraint;
import de.dhbwstuttgart.typeinference.constraints.ConstraintSet;
import de.dhbwstuttgart.typeinference.constraints.Pair;
import org.antlr.v4.runtime.Token;
-import sun.reflect.generics.reflectiveObjects.NotImplementedException;
+//import sun.reflect.generics.reflectiveObjects.NotImplementedException;
import java.util.ArrayList;
diff --git a/src/de/dhbwstuttgart/typecheck/GenericTypeName.java b/src/de/dhbwstuttgart/typecheck/GenericTypeName.java
index f3abf4d3..dd14ff6c 100644
--- a/src/de/dhbwstuttgart/typecheck/GenericTypeName.java
+++ b/src/de/dhbwstuttgart/typecheck/GenericTypeName.java
@@ -1,7 +1,7 @@
package de.dhbwstuttgart.typecheck;
import de.dhbwstuttgart.parser.SyntaxTreeGenerator.GenericContext;
-import jdk.nashorn.internal.ir.Node;
+//import jdk.nashorn.internal.ir.Node;
public class GenericTypeName extends JavaClassName {
private final static String DELIMITER = "%";
diff --git a/src/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java b/src/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
index cb512813..abcee805 100644
--- a/src/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
+++ b/src/de/dhbwstuttgart/typeinference/typeAlgo/TYPE.java
@@ -1,6 +1,6 @@
package de.dhbwstuttgart.typeinference.typeAlgo;
-import com.sun.org.apache.xpath.internal.Arg;
+//import com.sun.org.apache.xpath.internal.Arg;
import de.dhbwstuttgart.exceptions.NotImplementedException;
import de.dhbwstuttgart.exceptions.TypeinferenceException;
import de.dhbwstuttgart.parser.NullToken;
diff --git a/test/astfactory/ASTFactoryTest.java b/test/astfactory/ASTFactoryTest.java
index f74a17cb..c3b62b0b 100644
--- a/test/astfactory/ASTFactoryTest.java
+++ b/test/astfactory/ASTFactoryTest.java
@@ -1,6 +1,6 @@
package astfactory;
-import javafx.collections.ObservableList;
+//import javafx.collections.ObservableList;
import org.junit.Test;
import java.lang.reflect.ParameterizedType;