diff --git a/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java b/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
index 1dd259d0d..ccc7b3272 100644
--- a/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
+++ b/src/de/dhbwstuttgart/parser/SyntaxTreeGenerator/TypeGenerator.java
@@ -114,7 +114,9 @@ public class TypeGenerator {
         if(referenceTypeContext.classOrInterfaceType() != null){
             if(referenceTypeContext.classOrInterfaceType().classType_lfno_classOrInterfaceType()!= null){
                 Java8Parser.ClassType_lfno_classOrInterfaceTypeContext ctx = referenceTypeContext.classOrInterfaceType().classType_lfno_classOrInterfaceType();
-                return convertTypeName(ctx.Identifier().toString(), ctx.typeArguments(),referenceTypeContext.getStart(), reg, generics);
+                //return convertTypeName(ctx.Identifier().toString(), ctx.typeArguments(),referenceTypeContext.getStart(), reg, generics);
+                if(ctx.typeArguments() != null)throw new NotImplementedException();
+                return convertTypeName(referenceTypeContext.getText(), null,referenceTypeContext.getStart(), reg, generics);
             }else{
                 throw new NotImplementedException();
             }
diff --git a/test/javFiles/Faculty.jav b/test/javFiles/Faculty.jav
index 50bd7e788..089d2f334 100644
--- a/test/javFiles/Faculty.jav
+++ b/test/javFiles/Faculty.jav
@@ -6,10 +6,14 @@ class Faculty {
   	return x;
    }
 
-  m () {
+  Fun1<java.lang.Integer,java.lang.Integer> m () {
    var fact = (Integer x) -> {
         return mul(x, fact.apply(x));
    };
    return fact;
   }
 }
+
+interface Fun1<A,B>{
+    B apply(A a);
+}
\ No newline at end of file