diff --git a/app/views/repositories/_revisions.html.erb b/app/views/repositories/_revisions.html.erb
index 50c973fb4..b72a05876 100644
--- a/app/views/repositories/_revisions.html.erb
+++ b/app/views/repositories/_revisions.html.erb
@@ -1,16 +1,16 @@
 <%= form_tag(
             {:controller => 'repositories', :action => 'diff', :id => project,
              :repository_id => @repository.identifier_param, :path => to_path_param(path)},
-             :method => :get
+            :method => :get
     ) do %>
     <table class="list changesets">
       <!--<thead><tr>-->
-        <!--<th>#</th>-->
-        <!--<th></th>-->
-        <!--<th></th>-->
-        <!--<th><%= l(:label_date) %></th>-->
-        <!--<th><%= l(:field_author) %></th>-->
-        <!--<th><%= l(:field_comments) %></th>-->
+      <!--<th>#</th>-->
+      <!--<th></th>-->
+      <!--<th></th>-->
+      <!--<th><%= l(:label_date) %></th>-->
+      <!--<th><%= l(:field_author) %></th>-->
+      <!--<th><%= l(:field_comments) %></th>-->
       <!--</tr></thead>-->
       <tbody>
 
@@ -24,6 +24,7 @@
                   <strong class="str-truncated">
                     <a class="commit-row-message"><%= textilizable(truncate_at_line_break(changeset.message)) %></a>
                   </strong>
+
                   <div class="pull-right" title="修订号">
                     <%= h truncate(changeset.short_id.to_s, :length => 20) %>
                   </div>
@@ -31,13 +32,29 @@
                   </div>
                 </div>
                 <div class="commit-row-info">
-                  <a class="commit-author-link has_tooltip"> <span class="commit-author-name">
-                    <%= image_tag(url_to_avatar(user_commit_rep(changeset.author_email)),  :width => "20", :height => "20", :class => "fl portraitRadius mt2 ml4 mr5") %>
-                    <%= link_to user_commit_rep(changeset.author_email), user_path(user_commit_rep(changeset.author_email)), :length => 30 %></span></a>
-                  提交于
-                  <div class="committed_ago">
-                    <time class="time_ago js-timeago"  title="<%= changeset.created_at %>"><%= time_tag(changeset.created_at) %> 前</time> &nbsp;
-                  </div>
+                  <% if !user_commit_rep(changeset.author_email).nil? %>
+                      <a class="commit-author-link has_tooltip"> <span class="commit-author-name">
+                    <%= image_tag(url_to_avatar(user_commit_rep(changeset.author_email)), :width => "20", :height => "20", :class => "fl portraitRadius mt2 ml4 mr5") %>
+                        <%= link_to user_commit_rep(changeset.author_email), user_path(user_commit_rep(changeset.author_email)), :length => 30 %></span></a>
+                      提交于
+                      <div class="committed_ago">
+                        <time class="time_ago js-timeago" title="<%= changeset.created_at %>"><%= time_tag(changeset.created_at) %>
+                          前
+                        </time>
+                        &nbsp;
+                      </div>
+                  <% else %>
+                      <span class="commit-author-name"><%= changeset.author_email %></span>
+                      提交于
+                      <div class="committed_ago">
+                        <time class="time_ago js-timeago" title="<%= changeset.created_at %>"><%= time_tag(changeset.created_at) %>
+                          前
+                        </time>
+                        &nbsp;
+                      </div>
+                  <% end %>
+
+
                 </div>
               </li>
             </ul>
@@ -50,7 +67,7 @@
     </p>
 
     <ul class="wlist">
-      <%= pagination_links_full commits_pages, commits_count, :per_page_links => false, :remote => false, :flag => true%>
+      <%= pagination_links_full commits_pages, commits_count, :per_page_links => false, :remote => false, :flag => true %>
     </ul>
 
 <% end %>