diff --git a/app/views/bids/_list_projects.html.erb b/app/views/bids/_list_projects.html.erb
index b91efaf50..774b22a3f 100644
--- a/app/views/bids/_list_projects.html.erb
+++ b/app/views/bids/_list_projects.html.erb
@@ -156,7 +156,9 @@
 						</tr>
 						<tr>							
 							<td><%= l(:label_bidding_user_homework) %> :
+								<% unless b_project.user.nil? %>
 								<%= link_to(b_project.user.lastname+b_project.user.firstname, user_path(b_project.user)) %>
+								<% end %>
 							</td>																																				
 						</tr>
 						<tr>
@@ -165,7 +167,9 @@
 						<% else %>
 						<tr>
 						<td><%= l(:label_bidding_user) %>
-							<%= link_to(b_project.user.lastname+b_project.user.firstname, user_path(b_project.user)) %>
+							<% unless b_project.user.nil? %>
+							<%= b_project.user.lastname %><%= b_project.user.firstname %>
+							<% end %>
 						</td>
 						</tr>
 						<tr>