diff --git a/workflow/engine/bin/tasks/cliUpgrade.php b/workflow/engine/bin/tasks/cliUpgrade.php
index c1762bbbf..10ef35328 100644
--- a/workflow/engine/bin/tasks/cliUpgrade.php
+++ b/workflow/engine/bin/tasks/cliUpgrade.php
@@ -8,7 +8,9 @@ CLI::taskDescription("Upgrade workspaces.\n\n This command should be run after u
 
 CLI::taskOpt('buildACV', 'If this option is enabled, the Cache View is built.', 'ACV', 'buildACV');
 CLI::taskOpt('noxml', 'If this option is enabled, the XML files translation is not built.', 'NoXml', 'no-xml');
+/*----------------------------------********---------------------------------*/
 CLI::taskOpt('include_dyn_content', "Include the DYN_CONTENT_HISTORY value. Ex: --include_dyn_content", 'i', 'include_dyn_content');
+/*----------------------------------********---------------------------------*/
 CLI::taskRun("run_upgrade");
 /*----------------------------------********---------------------------------*/
 CLI::taskName('unify-database');
@@ -109,7 +111,9 @@ function run_upgrade($command, $args)
     $buildCacheView = array_key_exists('buildACV', $args);
     $flagUpdateXml  = !array_key_exists('noxml', $args);
     $optionMigrateHistoryData = [
+        /*----------------------------------********---------------------------------*/
         'includeDynContent' => array_key_exists('include_dyn_content', $args)
+        /*----------------------------------********---------------------------------*/
     ];
 
     foreach ($workspaces as $index => $workspace) {
diff --git a/workflow/engine/bin/tasks/cliWorkspaces.php b/workflow/engine/bin/tasks/cliWorkspaces.php
index b91fcece2..4c60f9918 100644
--- a/workflow/engine/bin/tasks/cliWorkspaces.php
+++ b/workflow/engine/bin/tasks/cliWorkspaces.php
@@ -50,7 +50,9 @@ CLI::taskOpt("workspace", "Specify which workspace to restore if multiple worksp
         Ex: -wworkflow.", "w:", "workspace=");
 CLI::taskOpt("lang", "Specify the language which will be used to rebuild the case cache list. If this option isn't included, then 'en' (English) will be used by default.", "l:", "lang=");
 CLI::taskOpt("port", "Specify the port number used by MySQL. If not specified, then the port 3306 will be used by default.", "p:");
+/*----------------------------------********---------------------------------*/
 CLI::taskOpt('include_dyn_content', "Include the DYN_CONTENT_HISTORY value. Ex: --include_dyn_content", 'd', 'include_dyn_content');
+/*----------------------------------********---------------------------------*/
 CLI::taskRun("run_workspace_restore");
 
 CLI::taskName('cacheview-repair');
@@ -343,6 +345,7 @@ EOT
 CLI::taskArg('workspace');
 CLI::taskRun("regenerate_pmtable_classes");
 
+/*----------------------------------********---------------------------------*/
 /**
  * Migrate the data from APP_HISTORY table to the new table APP_DATA_CHANGE_LOG.
  */
@@ -354,6 +357,7 @@ EOT
 CLI::taskArg('workspace');
 CLI::taskRun('migrate_history_data');
 CLI::taskOpt('include_dyn_content', "Include the DYN_CONTENT_HISTORY value. Ex: --include_dyn_content", 'i', 'include_dyn_content');
+/*----------------------------------********---------------------------------*/
 
 /**
  * Function run_info
@@ -854,7 +858,9 @@ function run_workspace_restore($args, $opts)
         $lang = array_key_exists("lang", $opts) ? $opts['lang'] : 'en';
         $port = array_key_exists("port", $opts) ? $opts['port'] : '';
         $optionMigrateHistoryData = [
+            /*----------------------------------********---------------------------------*/
             'includeDynContent' => array_key_exists('include_dyn_content', $args)
+            /*----------------------------------********---------------------------------*/
         ];
         if ($info) {
             WorkspaceTools::getBackupInfo($filename);
@@ -1285,6 +1291,7 @@ function regenerate_pmtable_classes($args, $opts)
     }
 }
 
+/*----------------------------------********---------------------------------*/
 /**
  * This method migrates data from APP_HISTORY table to APP_DATA_CHANGE_LOG table.
  * 
@@ -1324,3 +1331,4 @@ function migrate_history_data($args, $opts)
         }
     }
 }
+/*----------------------------------********---------------------------------*/
diff --git a/workflow/engine/classes/Cases.php b/workflow/engine/classes/Cases.php
index a132834d5..bd1645d79 100644
--- a/workflow/engine/classes/Cases.php
+++ b/workflow/engine/classes/Cases.php
@@ -2,7 +2,9 @@
 
 use ProcessMaker\BusinessModel\User as BusinessModelUser;
 use ProcessMaker\BusinessModel\WebEntryEvent;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Core\System;
 use ProcessMaker\Plugins\PluginRegistry;
 
@@ -900,7 +902,7 @@ class Cases
                     $aFieldsHistory['APP_DATA'] = serialize($FieldsDifference);
                     $appHistory->insertHistory($aFieldsHistory);
                     
-                    
+                    /*----------------------------------********---------------------------------*/
                     $type = isset($Fields['OBJECT_TYPE']) ?
                             $Fields['OBJECT_TYPE'] : ChangeLog::getChangeLog()->getObjectNameById(ChangeLog::DYNAFORM);
                     ChangeLog::getChangeLog()
@@ -912,6 +914,7 @@ class Cases
                             ->getTasIdByTasUid($Fields['TAS_UID'])
                             ->getObjectIdByUidAndObjType($Fields['CURRENT_DYNAFORM'], $type)
                             ->register();
+                    /*----------------------------------********---------------------------------*/
                 }
             }
             //End Save History
@@ -3431,9 +3434,11 @@ class Cases
      */
     public function executeTriggers($sTasUid, $sStepType, $sStepUidObj, $sTriggerType, $aFields = array())
     {
+        /*----------------------------------********---------------------------------*/
         ChangeLog::getChangeLog()
                 ->setObjectUid($sStepUidObj)
                 ->getExecutedAtIdByTriggerType($sTriggerType);
+        /*----------------------------------********---------------------------------*/
 
         $aTriggers = $this->loadTriggers($sTasUid, $sStepType, $sStepUidObj, $sTriggerType);
 
diff --git a/workflow/engine/classes/WorkspaceTools.php b/workflow/engine/classes/WorkspaceTools.php
index 8a56249d6..81c727c48 100644
--- a/workflow/engine/classes/WorkspaceTools.php
+++ b/workflow/engine/classes/WorkspaceTools.php
@@ -2,7 +2,9 @@
 
 use Illuminate\Database\QueryException;
 use Illuminate\Support\Facades\DB;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Core\Installer;
 use ProcessMaker\Core\System;
 use ProcessMaker\Plugins\Adapters\PluginAdapter;
@@ -341,12 +343,14 @@ class WorkspaceTools
         $stop = microtime(true);
         CLI::logging("<*>   Migrating and populating plugin singleton data took " . ($stop - $start) . " seconds.\n");
         
+        /*----------------------------------********---------------------------------*/
         $includeDynContent = isset($optionMigrateHistoryData['includeDynContent']) && $optionMigrateHistoryData['includeDynContent'] === true;
         $start = microtime(true);
         CLI::logging("> Migrating history data...\n");
         $this->migrateAppHistoryToAppDataChangeLog(false, !$includeDynContent);
         $stop = microtime(true);
         CLI::logging("<*>   Migrating history data took " . ($stop - $start) . " seconds.\n");
+        /*----------------------------------********---------------------------------*/
     }
 
     /**
@@ -2062,12 +2066,14 @@ class WorkspaceTools
             //Updating generated class files for PM Tables
             passthru(PHP_BINARY . ' processmaker regenerate-pmtable-classes ' . $workspace->name);
 
+            /*----------------------------------********---------------------------------*/
             $includeDynContent = isset($optionMigrateHistoryData['includeDynContent']) && $optionMigrateHistoryData['includeDynContent'] === true;
             $start = microtime(true);
             CLI::logging("> Migrating history data...\n");
             $workspace->migrateAppHistoryToAppDataChangeLog(false, !$includeDynContent);
             $stop = microtime(true);
             CLI::logging("<*>   Migrating history data took " . ($stop - $start) . " seconds.\n");
+            /*----------------------------------********---------------------------------*/
         }
 
         CLI::logging("Removing temporary files\n");
@@ -4230,7 +4236,8 @@ class WorkspaceTools
             $this->setLastContentMigrateTable(true);
         }
     }
-    
+
+    /*----------------------------------********---------------------------------*/    
     /**
      * Migrate the contents of table APP_HISTORY to table APP_DATA_CHANGE_LOG.
      * 
@@ -4389,4 +4396,5 @@ class WorkspaceTools
         $conf->aConfig = ['updated' => true];
         $conf->saveConfig('MIGRATED_APP_HISTORY', 'history');
     }
+    /*----------------------------------********---------------------------------*/
 }
diff --git a/workflow/engine/classes/WsBase.php b/workflow/engine/classes/WsBase.php
index 1fa01e505..ad0be6952 100644
--- a/workflow/engine/classes/WsBase.php
+++ b/workflow/engine/classes/WsBase.php
@@ -1,7 +1,9 @@
 <?php
 
 use ProcessMaker\BusinessModel\EmailServer;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Core\System;
 
 class WsBase
@@ -2257,6 +2259,7 @@ class WsBase
             }
         }
 
+        /*----------------------------------********---------------------------------*/
         ChangeLog::getChangeLog()
                 ->setDate('now')
                 ->setAppNumber($appData['APP_NUMBER'])
@@ -2266,6 +2269,7 @@ class WsBase
                 ->setData(serialize($appData))
                 ->getExecutedAtIdByTriggerType($triggerType)
                 ->getObjectIdByUidAndObjType($stepUidObj, $stepType);
+        /*----------------------------------********---------------------------------*/
 
         return $varTriggers;
     }
diff --git a/workflow/engine/methods/cases/ajaxListener.php b/workflow/engine/methods/cases/ajaxListener.php
index e43c6b05f..fdebc716e 100644
--- a/workflow/engine/methods/cases/ajaxListener.php
+++ b/workflow/engine/methods/cases/ajaxListener.php
@@ -1,7 +1,10 @@
 <?php
 
 use ProcessMaker\BusinessModel\Cases as BmCases;
+use ProcessMaker\BusinessModel\Cases\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLogResult;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Plugins\PluginRegistry;
 
 if (!isset($_SESSION['USER_LOGGED'])) {
@@ -780,13 +783,26 @@ class Ajax
         $appUid = $idHistoryArray[1];
         $tasUid = $idHistoryArray[2];
 
-        $changeLog = new ChangeLogResult();
-        $result = $changeLog->setAppUid($appUid)
-                ->setUserLogged($_SESSION['USER_LOGGED'])
-                ->setProUid($proUid)
-                ->setTasUid($tasUid)
-                ->getLogs();
-        echo json_encode($result);
+        /*----------------------------------********---------------------------------*/
+        if (true) {
+            //In enterprise version this snippet of code should be always be executed
+            //In community version this snippet of code is deleted and is executed the next snippet of code
+            $changeLog = new ChangeLogResult();
+            $result = $changeLog->setAppUid($appUid)
+                    ->setUserLogged($_SESSION['USER_LOGGED'])
+                    ->setProUid($proUid)
+                    ->setTasUid($tasUid)
+                    ->getLogs();
+            echo G::json_encode($result);
+        } else {
+        /*----------------------------------********---------------------------------*/
+            $start = isset($_REQUEST['start']) ? (int) $_REQUEST['start'] : 0;
+            $limit = isset($_REQUEST['limit']) ? (int) $_REQUEST['limit'] : 15;
+            $changeLog = new ChangeLog();
+            echo G::json_encode($changeLog->getChangeLog($appUid, $proUid, $tasUid, $start, $limit));
+        /*----------------------------------********---------------------------------*/
+        }
+        /*----------------------------------********---------------------------------*/
     }
 
     public function changeLogTab()
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Light.php b/workflow/engine/src/ProcessMaker/BusinessModel/Light.php
index ed86a0b66..eaeba18ec 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Light.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Light.php
@@ -25,7 +25,9 @@ use ProcessMaker\BusinessModel\Cases as BusinessModelCases;
 use ProcessMaker\BusinessModel\Lists;
 use ProcessMaker\BusinessModel\Task as BusinessModelTask;
 use ProcessMaker\BusinessModel\User as BusinessModelUser;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Core\RoutingScreen;
 use ProcessMaker\Core\System;
 use ProcessMaker\Services\Api\Project\Activity\Step as ActivityStep;
@@ -601,8 +603,10 @@ class Light
                 $tasks
             );
 
+            /*----------------------------------********---------------------------------*/
             ChangeLog::getChangeLog()
                     ->register();
+            /*----------------------------------********---------------------------------*/
 
             $array = json_decode(json_encode($fields), true);
             $array['message'] = trim(strip_tags($array['message']));
diff --git a/workflow/engine/src/ProcessMaker/Services/OAuth2/Server.php b/workflow/engine/src/ProcessMaker/Services/OAuth2/Server.php
index da7712590..28fbc6a64 100644
--- a/workflow/engine/src/ProcessMaker/Services/OAuth2/Server.php
+++ b/workflow/engine/src/ProcessMaker/Services/OAuth2/Server.php
@@ -3,7 +3,9 @@ namespace ProcessMaker\Services\OAuth2;
 
 use Luracast\Restler\iAuthenticate;
 use Luracast\Restler\RestException;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Core\System;
 
 class Server implements iAuthenticate
@@ -373,7 +375,8 @@ class Server implements iAuthenticate
 
             $_SESSION['USR_TIME_ZONE'] = $userTimeZone;
         }
-                
+
+        /*----------------------------------********---------------------------------*/
         ChangeLog::getChangeLog()
                 ->setUsrId(is_null($user) ? 0 : $user->getUsrId())
                 ->setSkin(SYS_SKIN)
@@ -386,6 +389,7 @@ class Server implements iAuthenticate
             ChangeLog::getChangeLog()
                     ->setSourceId(ChangeLog::FromWeb);
         }
+        /*----------------------------------********---------------------------------*/
 
         return $allowed;
     }
diff --git a/workflow/public_html/sysGeneric.php b/workflow/public_html/sysGeneric.php
index 40ad96e81..3af122478 100644
--- a/workflow/public_html/sysGeneric.php
+++ b/workflow/public_html/sysGeneric.php
@@ -1,29 +1,9 @@
 <?php
-/**
- * Bootstrap.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. BaseCaseTrackerObjectPeerSee 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 Illuminate\Foundation\Http\Kernel;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\ChangeLog\ChangeLog;
+/*----------------------------------********---------------------------------*/
 use ProcessMaker\Plugins\PluginRegistry;
 
 /**
@@ -1102,11 +1082,13 @@ if (!defined('EXECUTE_BY_CRON')) {
     } else {
         //NewRelic Snippet - By JHL
         transactionLog($phpFile);
+        /*----------------------------------********---------------------------------*/
         ChangeLog::getChangeLog()
                 ->setSourceId(ChangeLog::FromWeb)
                 ->setSkin(SYS_SKIN)
                 ->setLanguage(SYS_LANG)
                 ->getUsrIdByUsrUid(empty($_SESSION['USER_LOGGED']) ? '' : $_SESSION['USER_LOGGED']);
+        /*----------------------------------********---------------------------------*/
         require_once $phpFile;
     }