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 447f4a43..c34281f1 100644
--- a/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java
+++ b/wise-webapp/src/main/java/com/wisemapping/rest/AdminController.java
@@ -29,6 +29,7 @@ import com.wisemapping.service.UserService;
 import org.jetbrains.annotations.NotNull;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.dao.DataAccessException;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.*;
@@ -133,10 +134,11 @@ public class AdminController extends BaseController {
     public void purgeDB(@RequestParam(required = true) Integer muid, @RequestParam(required = true) Boolean apply) throws UnsupportedEncodingException, WiseMappingException {
 
         for (int i = 0; i < muid; i++) {
+            System.out.println("looking for user:" + i);
             User user;
             try {
                 user = userService.getUserBy(i);
-            } catch (Exception e) {
+            } catch (DataAccessException e) {
                 // User does not exit's continue ...
                 continue;
             }