diff --git a/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java b/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java
index 73bc1a85..7afd4d70 100644
--- a/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java
+++ b/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java
@@ -18,6 +18,7 @@
 
 package com.wisemapping.rest;
 
+import com.wisemapping.exceptions.ClientException;
 import com.wisemapping.exceptions.WiseMappingException;
 import com.wisemapping.model.User;
 import com.wisemapping.rest.model.RestUser;
diff --git a/wise-webapp/src/main/java/com/wisemapping/rest/BaseController.java b/wise-webapp/src/main/java/com/wisemapping/rest/BaseController.java
index 232088d6..36955db0 100644
--- a/wise-webapp/src/main/java/com/wisemapping/rest/BaseController.java
+++ b/wise-webapp/src/main/java/com/wisemapping/rest/BaseController.java
@@ -55,7 +55,7 @@ public class BaseController {
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     @ResponseBody
     public RestErrors handleClientErrors(@NotNull IllegalArgumentException ex) {
-        ex.printStackTrace();
+        System.err.println(ex.getMessage());
         return new RestErrors(ex.getMessage());
     }