diff --git a/obp-api/pom.xml b/obp-api/pom.xml
index 9dd2f2323..97313d66f 100644
--- a/obp-api/pom.xml
+++ b/obp-api/pom.xml
@@ -8,7 +8,7 @@
     <groupId>com.tesobe</groupId>
     <artifactId>obp-parent</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.6.3</version>
+    <version>1.6.4</version>
   </parent>
   <artifactId>obp-api</artifactId>
   <packaging>war</packaging>
diff --git a/obp-api/src/main/scala/code/model/dataAccess/AuthUser.scala b/obp-api/src/main/scala/code/model/dataAccess/AuthUser.scala
index 22a0a3a89..2f771b6e0 100644
--- a/obp-api/src/main/scala/code/model/dataAccess/AuthUser.scala
+++ b/obp-api/src/main/scala/code/model/dataAccess/AuthUser.scala
@@ -123,7 +123,7 @@ class AuthUser extends MegaProtoUser[AuthUser] with MdcLoggable {
     override def validations = isEmpty(Helper.i18n("Please.enter.your.username")) _ :: 
                                valUnique(Helper.i18n("unique.username")) _ ::
                                valUniqueExternally(Helper.i18n("unique.username")) _ :: 
-                               super.validations
+                               super.validations.distinct
     override val fieldId = Some(Text("txtUsername"))
 
     /**
@@ -137,6 +137,7 @@ class AuthUser extends MegaProtoUser[AuthUser] with MdcLoggable {
               case username if username == name => List(FieldError(this, Text(msg))) // issue 179
               case _ => Nil
             }
+          case ParamFailure(message,_,_,_) if message.contains("NO DATA") => Nil
           case _ => List(FieldError(this, Text(msg))) // issue 179
         }
       } else {
diff --git a/obp-commons/pom.xml b/obp-commons/pom.xml
index 01f90fb07..734ddfb78 100644
--- a/obp-commons/pom.xml
+++ b/obp-commons/pom.xml
@@ -7,7 +7,7 @@
         <groupId>com.tesobe</groupId>
         <artifactId>obp-parent</artifactId>
         <relativePath>../pom.xml</relativePath>
-        <version>1.6.3</version>
+        <version>1.6.4</version>
     </parent>
     <artifactId>obp-commons</artifactId>
     <packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index d50991cdb..6020d79e4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.tesobe</groupId>
   <artifactId>obp-parent</artifactId>
-  <version>1.6.3</version>
+  <version>1.6.4</version>
   <packaging>pom</packaging>
   <name>Open Bank Project API Parent</name>
   <inceptionYear>2011</inceptionYear>