diff --git a/workflow/engine/PmBootstrap.php b/workflow/engine/PmBootstrap.php
index 6723792ef..4745282c4 100644
--- a/workflow/engine/PmBootstrap.php
+++ b/workflow/engine/PmBootstrap.php
@@ -1,5 +1,5 @@
 <?php
-//test
+
 use ProcessMaker\Core\System;
 
 class PmBootstrap extends Bootstrap
@@ -17,9 +17,7 @@ class PmBootstrap extends Bootstrap
 
         require_once PATH_HOME . 'engine/config/paths.php';
 
-        //if (php_sapi_name() !== 'cli') {
-            session_start(); // starting session
-        //}
+        session_start(); // starting session
     }
 
     //wrapped
diff --git a/workflow/engine/classes/AppSolr.php b/workflow/engine/classes/AppSolr.php
index 27641a780..748103ccc 100644
--- a/workflow/engine/classes/AppSolr.php
+++ b/workflow/engine/classes/AppSolr.php
@@ -2066,20 +2066,8 @@ class AppSolr
         ));
         foreach ($indexes as $index) {
             $unassignedUsersGroups = array();
-            // use cache
-            //$oMemcache = PMmemcached::getSingleton ($this->_solrInstance);
-            //$unassignedUsersGroups = $oMemcache->get ("SOLR_UNASSIGNED_USERS_GROUPS_" . $allAppDbData [$index] ['PRO_UID'] . "_" . $allAppDbData [$index] ['TAS_UID']);
-            //if (! $unassignedUsersGroups) {
-
             $unassignedUsersGroups = $this->getTaskUnassignedUsersGroupsData($allAppDbData [$index] ['PRO_UID'], $allAppDbData [$index] ['TAS_UID']);
 
-            // if the task has unassigned users or groups add del_index of delegation
-            //foreach ($unassignedUsersGroups as $i => $newRow) {
-            //  $unassignedUsersGroups [$i] ['DEL_INDEX'] = $allAppDbData [$index] ['DEL_INDEX'];
-            //}
-            // store in cache
-            //$oMemcache->set ("SOLR_UNASSIGNED_USERS_GROUPS_" . $allAppDbData [$index] ['PRO_UID'] . "_" . $allAppDbData [$index] ['TAS_UID'], $unassignedUsersGroups);
-            //}
             // copy list of unassigned users and groups
             foreach ($unassignedUsersGroups as $unassignedUserGroup) {
                 //unassigned users
@@ -2107,9 +2095,6 @@ class AppSolr
         $dynaformFieldTypes = array();
 
         // get cache instance
-        //$oMemcache = PMmemcached::getSingleton ($this->_solrInstance);
-        //$dynaformFieldTypes = $oMemcache->get ("SOLR_DYNAFORM_FIELD_TYPES_" . $documentInformation ['PRO_UID']);
-        //if (! $dynaformFieldTypes) {
         $dynaformFileNames = $this->getProcessDynaformFileNames($documentInformation ['PRO_UID']);
         $dynaformFields = array();
         foreach ($dynaformFileNames as $dynaformFileName) {
diff --git a/workflow/engine/classes/ProcessMap.php b/workflow/engine/classes/ProcessMap.php
index 69bac75e0..3993b7822 100644
--- a/workflow/engine/classes/ProcessMap.php
+++ b/workflow/engine/classes/ProcessMap.php
@@ -1,43 +1,7 @@
 <?php
 
-/**
- * class.processMap.php
- *
- * @package workflow.engine.ProcessMaker
- *
- * ProcessMaker Open Source Edition
- * Copyright (C) 2004 - 2011 Colosa Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
- * Coral Gables, FL, 33134, USA, or email info@colosa.com.
- */
-
 use ProcessMaker\Plugins\PluginRegistry;
 
-/**
- *
- * @package workflow.engine.ProcessMaker
- */
-/**
- * processMap - Process Map class
- *
- * @package workflow.engine.ProcessMaker
- * @author Julio Cesar Laura Avendano
- * @copyright 2007 COLOSA
- */
 class ProcessMap
 {
     /*
diff --git a/workflow/engine/classes/model/Process.php b/workflow/engine/classes/model/Process.php
index 17b27868b..7e895d69d 100644
--- a/workflow/engine/classes/model/Process.php
+++ b/workflow/engine/classes/model/Process.php
@@ -1,45 +1,5 @@
 <?php
-/**
- * Process.php
- *
- * @package workflow.engine.classes.model
- *
- * ProcessMaker Open Source Edition
- * Copyright (C) 2004 - 2011 Colosa Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
- * Coral Gables, FL, 33134, USA, or email info@colosa.com.
- *
- */
 
-//require_once 'classes/model/om/BaseProcess.php';
-//require_once 'classes/model/Content.php';
-//require_once 'classes/model/ProcessCategory.php';
-
-/**
- * Skeleton subclass for representing a row from the 'PROCESS' table.
- *
- *
- *
- * You should add additional methods to this class to meet the
- * application requirements. This class will only be generated as
- * long as it does not already exist in the output directory.
- *
- * @package workflow.engine.classes.model
- */
 class Process extends BaseProcess
 {
     /**
diff --git a/workflow/engine/controllers/main.php b/workflow/engine/controllers/main.php
index 77aab5c40..26047b2b5 100644
--- a/workflow/engine/controllers/main.php
+++ b/workflow/engine/controllers/main.php
@@ -3,13 +3,6 @@
 use ProcessMaker\Core\System;
 use ProcessMaker\Plugins\PluginRegistry;
 
-/**
- * Main Controller for processMaker v2.1
- * @date Jul 17, 2011
- *
- * @author Erik Amaru Ortiz <erik@colosa.com>
- */
-
 class Main extends Controller
 {
     private $memcache;
diff --git a/workflow/engine/methods/cases/main_init.php b/workflow/engine/methods/cases/main_init.php
index 882191496..a6080c09e 100644
--- a/workflow/engine/methods/cases/main_init.php
+++ b/workflow/engine/methods/cases/main_init.php
@@ -1,26 +1,4 @@
 <?php
-/**
- * main.php Cases List main processor
- *
- * ProcessMaker Open Source Edition
- * Copyright (C) 2004 - 2008 Colosa Inc.23
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
- * Coral Gables, FL, 33134, USA, or email info@colosa.com.
- */
 
 $conf = new Configurations();
 
diff --git a/workflow/engine/methods/processes/processesList.php b/workflow/engine/methods/processes/processesList.php
index 0477d0ce0..4afe12f22 100644
--- a/workflow/engine/methods/processes/processesList.php
+++ b/workflow/engine/methods/processes/processesList.php
@@ -1,26 +1,4 @@
 <?php
-/**
- * processes_List.php
- *
- * ProcessMaker Open Source Edition
- * Copyright (C) 2004 - 2008 Colosa Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
- * Coral Gables, FL, 33134, USA, or email info@colosa.com.
- */
 
 require_once 'classes/model/Process.php';
 
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Process.php b/workflow/engine/src/ProcessMaker/BusinessModel/Process.php
index 20794c213..90dc0a288 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Process.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Process.php
@@ -2,9 +2,10 @@
 
 namespace ProcessMaker\BusinessModel;
 
-use G;
 use Criteria;
 use DynaformHandler;
+use G;
+use PMmemcached;
 use ProcessPeer;
 use ResultSet;
 
@@ -1221,7 +1222,7 @@ class Process
 
                 if (($proData = $memcache->get($memkey)) === false) {
                     $proData = $process->getAllProcesses($start, $limit, null, $arrayFilterData["processName"]);
-                    $memcache->set($memkey, $proData, \PMmemcached::ONE_HOUR);
+                    $memcache->set($memkey, $proData, PMmemcached::ONE_HOUR);
                     $memcacheUsed = "no";
                 }
             } else {
@@ -1232,8 +1233,8 @@ class Process
                 if (($proData = $memcache->get($memkey)) === false || ($totalCount = $memcache->get($memkeyTotal)) === false) {
                     $proData = $process->getAllProcesses($start, $limit);
                     $totalCount = $process->getAllProcessesCount();
-                    $memcache->set($memkey, $proData, \PMmemcached::ONE_HOUR);
-                    $memcache->set($memkeyTotal, $totalCount, \PMmemcached::ONE_HOUR);
+                    $memcache->set($memkey, $proData, PMmemcached::ONE_HOUR);
+                    $memcache->set($memkeyTotal, $totalCount, PMmemcached::ONE_HOUR);
                     $memcacheUsed = "no";
                 }
             }
diff --git a/workflow/public_html/bootstrap.php b/workflow/public_html/bootstrap.php
index a1086369c..dd9348d49 100644
--- a/workflow/public_html/bootstrap.php
+++ b/workflow/public_html/bootstrap.php
@@ -1,27 +1,4 @@
 <?php
-/**
- * sysGeneric.php
- *
- * ProcessMaker Open Source Edition
- * Copyright (C) 2004 - 2008 Colosa Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- * For more information, contact Colosa Inc, 2566 Le Jeune Rd.,
- * Coral Gables, FL, 33134, USA, or email info@colosa.com.
- *
- */
 
 use ProcessMaker\Plugins\PluginRegistry;