diff --git a/src/main/java/abstractSyntaxTree/StatementExpression/MethodCallStatementExpression.java b/src/main/java/abstractSyntaxTree/StatementExpression/MethodCallStatementExpression.java
index 7ef11db..6d028f8 100644
--- a/src/main/java/abstractSyntaxTree/StatementExpression/MethodCallStatementExpression.java
+++ b/src/main/java/abstractSyntaxTree/StatementExpression/MethodCallStatementExpression.java
@@ -132,7 +132,9 @@ public class MethodCallStatementExpression extends AbstractType implements IExpr
                 throw new ExecutionControl.NotImplementedException("Receiver type not supported.");
             }
         } else {
-            throw new ExecutionControl.NotImplementedException("Receiver is null.");
+            mv.visitVarInsn(Opcodes.ALOAD, 0);
+            owner = thisClass;
+
         }
         String returnOfPreviousMethod = null;
         // Invoke the method for each receiving method in the chain
@@ -196,12 +198,17 @@ public class MethodCallStatementExpression extends AbstractType implements IExpr
         }
         descriptor.append(")");
 
+        String classToSearchMethodIn;
         //Return Type
-        String classToSearchMethodIn = localVars.get(receiver.identifier);
-        if (classToSearchMethodIn == null) {
-            classToSearchMethodIn = returnOfPreviousMethod;
-        }
-        if (classToSearchMethodIn == null) {
+        if (receiver != null) {
+            classToSearchMethodIn = localVars.get(receiver.identifier);
+            if (classToSearchMethodIn == null) {
+                classToSearchMethodIn = returnOfPreviousMethod;
+            }
+            if (classToSearchMethodIn == null) {
+                classToSearchMethodIn = thisClass;
+            }
+        } else {
             classToSearchMethodIn = thisClass;
         }