diff --git a/spring-all/src/main/java/org/baeldung/spring/config/CoreConfig.java b/spring-all/src/main/java/org/baeldung/spring/config/CoreConfig.java
new file mode 100644
index 0000000000..e202a779db
--- /dev/null
+++ b/spring-all/src/main/java/org/baeldung/spring/config/CoreConfig.java
@@ -0,0 +1,15 @@
+package org.baeldung.spring.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.ImportResource;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+
+@Configuration
+@ImportResource("classpath:beansInXml.xml")
+public class CoreConfig extends WebMvcConfigurerAdapter {
+
+    public CoreConfig() {
+        super();
+    }
+
+}
\ No newline at end of file
diff --git a/spring-all/src/main/java/org/baeldung/spring/config/WebConfig.java b/spring-all/src/main/java/org/baeldung/spring/config/WebConfig.java
index 640302a495..728a890e8f 100644
--- a/spring-all/src/main/java/org/baeldung/spring/config/WebConfig.java
+++ b/spring-all/src/main/java/org/baeldung/spring/config/WebConfig.java
@@ -14,6 +14,6 @@ public class WebConfig extends WebMvcConfigurerAdapter {
         super();
     }
 
-    // API
+
 
 }
\ No newline at end of file
diff --git a/spring-all/src/main/java/org/baeldung/web/BeanA.java b/spring-all/src/main/java/org/baeldung/web/BeanA.java
index 4848a3ad46..f773185bd1 100644
--- a/spring-all/src/main/java/org/baeldung/web/BeanA.java
+++ b/spring-all/src/main/java/org/baeldung/web/BeanA.java
@@ -1,14 +1,13 @@
 package org.baeldung.web;
 
 import org.springframework.beans.factory.InitializingBean;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 @Component
 public class BeanA implements InitializingBean {
 
-    @Autowired
-    private IBeanC dependency;
+    // @Autowired
+    // private IBeanC dependency;
 
     public BeanA() {
         super();
@@ -19,6 +18,7 @@ public class BeanA implements InitializingBean {
     @Override
     public void afterPropertiesSet() throws Exception {
         System.out.println();
+        // throw new NullPointerException();
     }
 
 }
diff --git a/spring-all/src/main/java/org/baeldung/web/BeanC.java b/spring-all/src/main/java/org/baeldung/web/BeanC.java
index 1b571c1e77..c57d30179c 100644
--- a/spring-all/src/main/java/org/baeldung/web/BeanC.java
+++ b/spring-all/src/main/java/org/baeldung/web/BeanC.java
@@ -1,10 +1,8 @@
 package org.baeldung.web;
 
 import org.springframework.stereotype.Component;
-import org.springframework.transaction.annotation.Transactional;
 
 @Component
-@Transactional
 public class BeanC implements IBeanC {
 
     public BeanC() {
diff --git a/spring-all/src/main/java/org/baeldung/web/BeanD.java b/spring-all/src/main/java/org/baeldung/web/BeanD.java
new file mode 100644
index 0000000000..f1b97b8977
--- /dev/null
+++ b/spring-all/src/main/java/org/baeldung/web/BeanD.java
@@ -0,0 +1,9 @@
+package org.baeldung.web;
+
+public abstract class BeanD implements IBeanD {
+
+    public BeanD() {
+        super();
+    }
+
+}
diff --git a/spring-all/src/main/java/org/baeldung/web/IBeanD.java b/spring-all/src/main/java/org/baeldung/web/IBeanD.java
new file mode 100644
index 0000000000..2b50038c71
--- /dev/null
+++ b/spring-all/src/main/java/org/baeldung/web/IBeanD.java
@@ -0,0 +1,5 @@
+package org.baeldung.web;
+
+public interface IBeanD {
+    //
+}
diff --git a/spring-all/src/main/resources/beansInXml.xml b/spring-all/src/main/resources/beansInXml.xml
new file mode 100644
index 0000000000..26b55fc183
--- /dev/null
+++ b/spring-all/src/main/resources/beansInXml.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
+    xsi:schemaLocation="
+      http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
+      http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd">
+
+    <bean id="beanD" class="org.baeldung.web.BeanD" />
+
+</beans>
\ No newline at end of file