diff --git a/module/bug/view/view.html.php b/module/bug/view/view.html.php
index 7f11fcfa4f..7cc63b0fa8 100644
--- a/module/bug/view/view.html.php
+++ b/module/bug/view/view.html.php
@@ -251,7 +251,7 @@
                   <?php if($browserList):?>
                   <p class='browserContent'>
                     <?php foreach($browserList as $browser):?>
-                    <?php if($os) echo "<span class='label label-outline'>" .  zget($lang->bug->browserList, $browser) . "</span>";?>
+                    <?php if($browser) echo "<span class='label label-outline'>" .  zget($lang->bug->browserList, $browser) . "</span>";?>
                     <?php endforeach;?>
                   </p>
                   <?php endif;?>
diff --git a/module/common/model.php b/module/common/model.php
index 0e10011cc8..0d9ffa989f 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -3047,6 +3047,14 @@ EOD;
             }
             if($productsStatus[$object->product] == 'closed') return false;
         }
+        elseif(!empty($object->product) and is_string($object->product) and empty($config->CRProduct))
+        {
+            $products      = array(0) + explode(',', $object->product);
+            $products      = $app->control->loadModel('product')->getByIdList($products);
+            $productStatus = array();
+            foreach($products as $product) $productStatus[$product->status] = 1;
+            if(!empty($productStatus['closed']) and count($productStatus) == 1) return false;
+        }
 
         /* Check the execution is closed. */
         $productModuleList = array('story', 'bug', 'testtask');
diff --git a/module/execution/control.php b/module/execution/control.php
index 0c473b3597..91312d698f 100644
--- a/module/execution/control.php
+++ b/module/execution/control.php
@@ -1703,6 +1703,8 @@ class execution extends control
             global $lang;
             $lang->executionCommon = $lang->execution->stage;
             include $this->app->getModulePath('', 'execution') . 'lang/' . $this->app->getClientLang() . '.php';
+
+            $this->config->execution->create->requiredFields .= ',products0';
         }
 
         $this->app->loadLang('program');
diff --git a/module/execution/model.php b/module/execution/model.php
index df16b218f8..2b0bab014f 100755
--- a/module/execution/model.php
+++ b/module/execution/model.php
@@ -386,6 +386,8 @@ class executionModel extends model
 
         if(($project->model == 'waterfall' or $project->model == 'waterfallplus') and isset($this->config->setPercent) and $this->config->setPercent == 1)
         {
+            $_POST['products'] = array_filter($_POST['products']);
+            if(empty($_POST['products'])) dao::$errors['products0'] = $this->lang->project->errorNoProducts;
             $this->checkWorkload('create', $_POST['percent'], $project);
             if(dao::isError()) return false;
         }
@@ -1883,7 +1885,7 @@ class executionModel extends model
             ->page($pager, 't1.id')
             ->fetchAll('id');
 
-        if(empty($productID) and !empty($executions)) $projectProductIdList = $this->dao->select('project, product')->from(TABLE_PROJECTPRODUCT)->where('project')->in(array_keys($executions))->fetchPairs();
+        if(empty($productID) and !empty($executions)) $projectProductIdList = $this->dao->select('project, GROUP_CONCAT(product) as product')->from(TABLE_PROJECTPRODUCT)->where('project')->in(array_keys($executions))->groupBy('project')->fetchPairs();
 
         $hours = $this->loadModel('project')->computerProgress($executions);
         $burns = $this->getBurnData($executions);
diff --git a/module/project/control.php b/module/project/control.php
index 260801420f..f6f57af86a 100755
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -2190,7 +2190,7 @@ class project extends control
             }
 
             $oldProducts = $this->product->getProducts($projectID);
-            if($project->multiple and $project->model != 'waterfall') $oldExecutionProducts = $this->dao->select('project,product')->from(TABLE_PROJECTPRODUCT)->where('project')->in(array_keys($executions))->fetchGroup('project', 'product');
+            if($project->multiple and $project->model != 'waterfall' and $project->model != 'waterfallplus') $oldExecutionProducts = $this->dao->select('project,product')->from(TABLE_PROJECTPRODUCT)->where('project')->in(array_keys($executions))->fetchGroup('project', 'product');
 
             $this->project->updateProducts($projectID);
             if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
@@ -2216,7 +2216,7 @@ class project extends control
                 }
             }
 
-            if($project->multiple and $project->model != 'waterfall')
+            if($project->multiple and $project->model != 'waterfall' and $project->model != 'waterfallplus')
             {
                 $unlinkedProducts = array_diff($oldProductIDs, $newProductIDs);
                 if(!empty($unlinkedProducts))
diff --git a/module/project/js/edit.js b/module/project/js/edit.js
index fdc708019d..cb2f850d72 100644
--- a/module/project/js/edit.js
+++ b/module/project/js/edit.js
@@ -205,7 +205,7 @@ function loadBranches(product)
         }
     });
 
-    (chosenProducts.length > 1 && model == 'waterfall' && model == 'waterfallplus') ? $('.division').removeClass('hide') : $('.division').addClass('hide');
+    (chosenProducts.length > 1 && (model == 'waterfall' || model == 'waterfallplus')) ? $('.division').removeClass('hide') : $('.division').addClass('hide');
 
     var $tableRow = $(product).closest('.table-row');
     var index     = $tableRow.find('select:first').attr('id').replace('products' , '');
@@ -301,5 +301,12 @@ function removeLine(obj)
 {
     $(obj).closest('tr').remove();
     disableSelectedProduct();
-    if($("select[name^='products']").length < 2) $('.division').addClass('hide');
+
+    var chosenProducts = 0;
+    $(".productsBox select[name^='products']").each(function()
+    {
+      if($(this).val() > 0) chosenProducts ++;
+    });
+
+    (chosenProducts.length > 1 && (model == 'waterfall' || model == 'waterfallplus')) ? $('.division').removeClass('hide') : $('.division').addClass('hide');
 }
diff --git a/module/project/model.php b/module/project/model.php
index ce5b643326..94343659c6 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -1521,6 +1521,7 @@ class projectModel extends model
             ->setDefault('team', $this->post->name)
             ->setDefault('lastEditedBy', $this->app->user->account)
             ->setDefault('lastEditedDate', helper::now())
+            ->setDefault('days', '0')
             ->setIF($this->post->delta == 999, 'end', LONG_TIME)
             ->setIF($this->post->delta == 999, 'days', 0)
             ->setIF($this->post->begin == '0000-00-00', 'begin', '')
@@ -2502,6 +2503,13 @@ class projectModel extends model
                 $this->dao->update(TABLE_PROJECT)->set('division')->eq('1')->where('id')->eq((int)$projectID)->exec();
                 $this->dao->update(TABLE_EXECUTION)->set('division')->eq('1')->where('project')->eq((int)$projectID)->exec();
             }
+
+            $project = $this->getByID($projectID);
+            if(!empty($project) and ($project->model == 'waterfall' or $project->model == 'waterfallplus') and empty($project->division) and !empty($executions))
+            {
+                $this->loadModel('execution');
+                foreach($executions as $executionID) $this->execution->updateProducts($executionID);
+            }
         }
 
         $oldProductKeys = array_keys($oldProjectProducts);
diff --git a/module/search/model.php b/module/search/model.php
index 69ac1589bb..695a4ab088 100644
--- a/module/search/model.php
+++ b/module/search/model.php
@@ -29,6 +29,7 @@ class searchModel extends model
         {
             $flowModule = $module;
             if($module == 'projectStory' || $module == 'executionStory') $flowModule = 'story';
+            if($module == 'projectBuild' || $module == 'executionBuild') $flowModule = 'build';
             if($module == 'projectBug') $flowModule = 'bug';
 
             $buildin = false;