diff --git a/workflow/engine/bin/cron_single.php b/workflow/engine/bin/cron_single.php
index 42915e652..85b8970c1 100755
--- a/workflow/engine/bin/cron_single.php
+++ b/workflow/engine/bin/cron_single.php
@@ -533,20 +533,20 @@ function resendEmails()
 
         setExecutionResultMessage("DONE");
     } catch (Exception $e) {
-    	$c = new Criteria("workflow");
+        $c = new Criteria("workflow");
         $c->clearSelectColumns();
         $c->addSelectColumn(ConfigurationPeer::CFG_UID);
         $c->add(ConfigurationPeer::CFG_UID, "Emails");
         $result = ConfigurationPeer::doSelectRS($c);
         $result->setFetchmode(ResultSet::FETCHMODE_ASSOC);
-		if($result->next()) { 
-			setExecutionResultMessage("WARNING", "warning");
-			$message = "Emails won't send, but the cron will continue with its execution";
-			eprintln("  '-" . $message, "yellow");
-		} else { 
-    	    setExecutionResultMessage("WITH ERRORS", "error");
-    	    eprintln("  '-" . $e->getMessage(), "red");
-    	}
+        if($result->next()) {
+            setExecutionResultMessage("WARNING", "warning");
+            $message = "Emails won't be sent, but the cron will continue its execution";
+            eprintln("  '-" . $message, "yellow");
+        } else {
+            setExecutionResultMessage("WITH ERRORS", "error");
+            eprintln("  '-" . $e->getMessage(), "red");
+        }
         
         saveLog("resendEmails", "error", "Error Resending Emails: " . $e->getMessage());
     }
diff --git a/workflow/engine/controllers/adminProxy.php b/workflow/engine/controllers/adminProxy.php
index 4e21d091e..ac8f10492 100644
--- a/workflow/engine/controllers/adminProxy.php
+++ b/workflow/engine/controllers/adminProxy.php
@@ -177,6 +177,7 @@ class adminProxy extends HttpProxyController
         $httpData=array_unique((array)$httpData);
         $message = '';
         $oldName = isset($_POST['oldName'])? $_POST['oldName']:'';
+        $uid = isset($_POST['uid'])? $_POST['uid']:'';
 
         switch ($_POST['action']){
             case 'calendarName':
@@ -184,18 +185,22 @@ class adminProxy extends HttpProxyController
                 $oCalendar  = new CalendarDefinition();
                 $aCalendars = $oCalendar->getCalendarList(false,true);
                 $aCalendarDefinitions = end($aCalendars);
-
+                
                 foreach ($aCalendarDefinitions as $aDefinitions) {
                     if (trim($_POST['name'])=='') {
                         $validated = false;
                         $message  = G::loadTranslation('ID_CALENDAR_INVALID_NAME');
                         break;
                     }
+                    
                     if (isset($aDefinitions['CALENDAR_NAME'])) {
-                        if ($aDefinitions['CALENDAR_NAME'] == $_POST['name']) {
-                            $validated = false;
-                            $message  = G::loadTranslation('ID_CALENDAR_INVALID_NAME');
-                            break;
+                        
+                        if ($aDefinitions['CALENDAR_UID'] != $uid) {
+                            if ($aDefinitions['CALENDAR_NAME'] == $_POST['name']) {
+                                $validated = false;
+                                $message  = G::loadTranslation('ID_CALENDAR_INVALID_NAME');
+                                break;
+                            }
                         }
                     }
                 }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Variable.php b/workflow/engine/src/ProcessMaker/BusinessModel/Variable.php
old mode 100644
new mode 100755
index f73506687..f015af7f8
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Variable.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Variable.php
@@ -1,6 +1,8 @@
 <?php
 namespace ProcessMaker\BusinessModel;
 
+use \G;
+
 class Variable
 {
     /**
@@ -487,7 +489,7 @@ class Variable
                 $variableDbConnectionUid = $row["VAR_DBCONNECTION"];
                 $variableSql = $row["VAR_SQL"];
             } else {
-                throw new \Exception(\G::LoadTranslation("ID_PROCESS_VARIABLE_DOES_NOT_EXIST", array(strtolower("VAR_NAME"), $variableName)));
+                throw new \Exception(G::LoadTranslation("ID_PROCESS_VARIABLE_DOES_NOT_EXIST", array(strtolower("VAR_NAME"), $variableName)));
             }
 
             //Verify data
@@ -499,7 +501,9 @@ class Variable
             $cnn = \Propel::getConnection(($variableDbConnectionUid . "" != "")? $variableDbConnectionUid : "workflow");
             $stmt = $cnn->createStatement();
 
-            $rs = $stmt->executeQuery(\G::replaceDataField($variableSql, $arrayVariable), \ResultSet::FETCHMODE_NUM);
+            $replaceFields = G::replaceDataField($variableSql, $arrayVariable);
+
+            $rs = $stmt->executeQuery($replaceFields, \ResultSet::FETCHMODE_NUM);
 
             while ($rs->next()) {
                 $row = $rs->getRow();
@@ -661,8 +665,9 @@ class Variable
 
             $cnn = \Propel::getConnection(($variableDbConnectionUid . "" != "")? $variableDbConnectionUid : "workflow");
             $stmt = $cnn->createStatement();
+            $replaceFields = G::replaceDataField($sqlQuery, $arrayVariable);
 
-            $rs = $stmt->executeQuery(\G::replaceDataField($sqlQuery, $arrayVariable), \ResultSet::FETCHMODE_NUM);
+            $rs = $stmt->executeQuery($replaceFields, \ResultSet::FETCHMODE_NUM);
 
             while ($rs->next()) {
                 $row = $rs->getRow();
diff --git a/workflow/engine/templates/admin/calendarEdit.js b/workflow/engine/templates/admin/calendarEdit.js
index c4fc512b2..618a533ae 100644
--- a/workflow/engine/templates/admin/calendarEdit.js
+++ b/workflow/engine/templates/admin/calendarEdit.js
@@ -757,13 +757,13 @@ Ext.onReady( function() {
                           Ext.getCmp('idInvalidCalendarName').hide();
      		                  var validateMessage = '';
                           var canlendarName = Ext.getCmp('dynaformCalendarName').getValue();
-
                           Ext.Ajax.request( {
                             url: '../adminProxy/calendarValidate',
                             params: {
                               action : 'calendarName',
                               oldName : fields.OLD_NAME,
-                              name : canlendarName
+                              name : canlendarName,
+                              uid : fields.CALENDAR_UID
                             },
                             success: function(resp){
                               if (resp.responseText != '[]')
diff --git a/workflow/engine/templates/emailServer/emailServer.js b/workflow/engine/templates/emailServer/emailServer.js
index 4feabbe8e..b9cdd52ea 100644
--- a/workflow/engine/templates/emailServer/emailServer.js
+++ b/workflow/engine/templates/emailServer/emailServer.js
@@ -361,11 +361,9 @@ emailServer.application = {
         {
             if (flagPassChecked) {
                 Ext.getCmp("txtPassword").setVisible(true);
-
                 Ext.getCmp("txtPassword").allowBlank = false;
             } else {
                 Ext.getCmp("txtPassword").setVisible(false);
-
                 Ext.getCmp("txtPassword").allowBlank = true;
             }
         }
@@ -374,11 +372,9 @@ emailServer.application = {
         {
             if (flagMailToChecked) {
                 Ext.getCmp("txtMailTo").setVisible(true);
-
                 Ext.getCmp("txtMailTo").allowBlank = false;
             } else {
                 Ext.getCmp("txtMailTo").setVisible(false);
-
                 Ext.getCmp("txtMailTo").allowBlank = true;
             }
         }
@@ -686,14 +682,14 @@ emailServer.application = {
 
             hidden: true
         });
-        /*----------------------------------********---------------------------------*/
+        
         var chkEmailServerDefault = new Ext.form.Checkbox({
             id: "chkEmailServerDefault",
             name: "chkEmailServerDefault",
 
             boxLabel: _("ID_EMAIL_SERVER_THIS_CONFIGURATION_IS_DEFAULT")
         });
-        /*----------------------------------********---------------------------------*/
+        
         var btnTest = new Ext.Action({
             id: "btnTest",
             text: _("ID_TEST"),
@@ -786,8 +782,7 @@ emailServer.application = {
                         chkSendTestMail,
                         txtMailTo
                         /*----------------------------------********---------------------------------*/
-                        ,
-                        chkEmailServerDefault
+                        , chkEmailServerDefault
                         /*----------------------------------********---------------------------------*/
                     ]
                 })