diff --git a/.gitignore b/.gitignore
index 32858aa..429d9a0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,5 +8,15 @@
 *.war
 *.ear
 
+# java target folder
+target/
+
+# example folder used in development to test the archetype
+/example/
+
+#IntelliJ Idea folder
+/.idea/
+*.iml
+
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
diff --git a/nut-archetype/src/main/resources/archetype-resources/src/main/java/resource/HelloResource.java b/nut-archetype/src/main/resources/archetype-resources/src/main/java/resource/HelloResource.java
index 6399e4c..35ba6cb 100644
--- a/nut-archetype/src/main/resources/archetype-resources/src/main/java/resource/HelloResource.java
+++ b/nut-archetype/src/main/resources/archetype-resources/src/main/java/resource/HelloResource.java
@@ -9,6 +9,9 @@
 import com.orientechnologies.orient.object.db.OObjectDatabaseTx;
 import io.swagger.annotations.Api;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import javax.inject.Inject;
 import javax.ws.rs.*;
 import javax.ws.rs.client.Client;
@@ -28,6 +31,12 @@ public class HelloResource
     @Inject
     OObjectDatabaseTx db;
 
+    @GET
+    @Path("/{user}/error")
+    public User error(@PathParam("user") String username){
+        throw new RuntimeException("errore!!!");
+    }
+
     @GET
     @Path("/{user}")
     public User get(@PathParam("user") String username)
diff --git a/pom.xml b/pom.xml
index 9c3590d..4880eb6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -28,7 +28,9 @@
         <module>nut-metrics</module>
         <module>nut-utils</module>
         <module>nut-archetype</module>
-    </modules>
+        <module>nut-errors</module>
+    <module>nutex</module>
+  </modules>
 
     <properties>
         <resteasy.version>3.0.13.Final</resteasy.version>
@@ -186,4 +188,4 @@
     </build>
 
 
-</project>
+</project>
\ No newline at end of file