diff --git a/WebContent/version b/WebContent/version
index 1a17c0c..8d078db 100644
--- a/WebContent/version
+++ b/WebContent/version
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <versions>
 	<version id='backend'>
-		<number>2.0.0.0</number>
-		<date>2016-05-02</date>
+		<number>2.0.0.1</number>
+		<date>2016-05-24</date>
 	</version>
 	<version id='fileserver'>
 		<number>1.2.0.0</number>
diff --git a/pom.xml b/pom.xml
index 89d8895..a792e34 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>karuta</groupId>
   <artifactId>karuta-backend</artifactId>
-  <version>2.0.0.0</version>
+  <version>2.0.0.1</version>
   <packaging>war</packaging>
   <name>karuta-backend</name>
   <properties>
diff --git a/src/com/portfolio/rest/RestServicePortfolio.java b/src/com/portfolio/rest/RestServicePortfolio.java
index 7773bb2..d70c32f 100644
--- a/src/com/portfolio/rest/RestServicePortfolio.java
+++ b/src/com/portfolio/rest/RestServicePortfolio.java
@@ -1648,7 +1648,7 @@ else if( "".equals(returnValue) )
 	 **/
 	@Path("/portfolios/copy/{portfolio-id}")
 	@POST
-	public String postCopyPortfolio(@CookieParam("user") String user, @CookieParam("credential") String token, @QueryParam("group") int groupId, @Context ServletConfig sc,@Context HttpServletRequest httpServletRequest, @PathParam("portfolio-id") String portfolioId , @QueryParam("sourcecode") String srccode, @QueryParam("targetcode") String tgtcode, @QueryParam("owner") String setowner )
+	public Response postCopyPortfolio(@CookieParam("user") String user, @CookieParam("credential") String token, @QueryParam("group") int groupId, @Context ServletConfig sc,@Context HttpServletRequest httpServletRequest, @PathParam("portfolio-id") String portfolioId , @QueryParam("sourcecode") String srccode, @QueryParam("targetcode") String tgtcode, @QueryParam("owner") String setowner )
 	{
 		String value = "Instanciate: "+portfolioId;
 
@@ -1664,16 +1664,18 @@ public String postCopyPortfolio(@CookieParam("user") String user, @CookieParam("
 
 			/// Check if code exist, find a suitable one otherwise. Eh.
 			String newcode = tgtcode;
-			int num = 0;
 			c = SqlUtils.getConnection(servContext);
-			while( dataProvider.isCodeExist(c, newcode) )
-				newcode = tgtcode+" ("+ num++ +")";
+			if( dataProvider.isCodeExist(c, newcode) )
+			{
+				return Response.status(Status.CONFLICT).entity("code exist").build();
+			}
+
 			tgtcode = newcode;
 
 			String returnValue = dataProvider.postCopyPortfolio(c, new MimeType("text/xml"),portfolioId, srccode, tgtcode, ui.userId, setOwner ).toString();
 			logRestRequest(httpServletRequest, value+" to: "+returnValue, returnValue, Status.OK.getStatusCode());
 
-			return returnValue;
+			return Response.status(Status.OK).entity(returnValue).build();
 		}
 		catch(Exception ex)
 		{
diff --git a/src/com/portfolio/security/LTIServlet.java b/src/com/portfolio/security/LTIServlet.java
index d9bda2d..52b850c 100644
--- a/src/com/portfolio/security/LTIServlet.java
+++ b/src/com/portfolio/security/LTIServlet.java
@@ -87,7 +87,7 @@ public void init()
 	  try
 	  {
 	  	ConfigUtils.loadConfigFile(sc.getServletContext());
-	    loadRoleMapAttributes(application);
+//	    loadRoleMapAttributes(application);
 	  }
 	  catch( Exception e ){ e.printStackTrace(); }
 	}
@@ -245,7 +245,7 @@ protected void doPost(HttpServletRequest request, HttpServletResponse response)
 				return;
 			}
 
-			loadRoleMapAttributes(application);
+//			loadRoleMapAttributes(application);
 
 			connexion = SqlUtils.getConnection(session.getServletContext());
 			String userId = getOrCreateUser(payload, cookies, connexion, outTrace);
diff --git a/tomcat/karuta-backend_config/configKaruta.properties b/tomcat/karuta-backend_config/configKaruta.properties
index 4d58873..70923e3 100644
--- a/tomcat/karuta-backend_config/configKaruta.properties
+++ b/tomcat/karuta-backend_config/configKaruta.properties
@@ -3,8 +3,8 @@
 # =========================================
 
 ### Messaging type
-#notification=email
-notification=sakai
+notification=email
+#notification=sakai
 
 # ==== When notification = sakai ====
 # Just changing SERVER should be sufficient
@@ -59,5 +59,10 @@ fileserver=http://localhost:8080/karuta-fileserver
 directkey=directkey
 
 # ==== LTI configuration =====
-basiclti.provider.KARUTA.secret=asdf1234
-lti_redirect_location=/karuta/karuta/htm/list.htm
+### Uncomment and configure when you want to use LTI
+#basiclti.provider.KARUTA.secret=asdf1234
+
+### Redirection for Karuta 1.2.x
+#lti_redirect_location=/karuta/karuta/htm/list.htm
+### Redirection for Karuta 2.x
+lti_redirect_location=/karuta/karuta/htm/karuta.htm
diff --git a/tomcat/karuta-backend_config/roleMap.properties b/tomcat/karuta-backend_config/roleMap.properties
deleted file mode 100644
index e084649..0000000
--- a/tomcat/karuta-backend_config/roleMap.properties
+++ /dev/null
@@ -1,12 +0,0 @@
-Participant=etudiant
-access=etudiant
-maintain=designer
-Student=etudiant
-Teacher=evaluateur
-Instructor=evaluateur
-Evaluator=evaluateur
-Coordinator=concepteur
-CIG_Coordinator=concepteur
-Learner=etudiant
-Instructor,urn:lti:sysrole:ims/lis/Administrator=admin
-Instructor,Administrator,urn:lti:instrole:ims/lis/Administrator,urn:lti:sysrole:ims/lis/Administrator=admin