Fixes #639 - Vtiger 7 Shared calendar is not loading after Google Sync

layouts/v7/modules/Calendar/SharedCalendarView.tpl

@@ -17,7 +17,7 @@
 <input type="hidden" id="hideCompletedEventTodo" value="{$CURRENT_USER->get('hidecompletedevents')}">
 <input type="hidden" id="show_allhours" value="{$CURRENT_USER->get('showallhours')}" />
 <div id="sharedcalendar" class="calendarview col-lg-12">
-	{assign var=LEFTPANELHIDE value=$CURRENT_USER_MODEL->get('leftpanelhide')}
+	{assign var=LEFTPANELHIDE value=$CURRENT_USER->get('leftpanelhide')}
 	<div class="essentials-toggle" title="{vtranslate('LBL_LEFT_PANEL_SHOW_HIDE', 'Vtiger')}">
 		<span class="essentials-toggle-marker fa {if $LEFTPANELHIDE eq '1'}fa-chevron-right{else}fa-chevron-left{/if} cursorPointer"></span>
 	</div>