CGCalendar and error in smarty_internal_templatebase.php

[Torpedine]

Hello everybody. Every time I post an eventi in CGCalendar, I obtain this error:

ERROR: at line 819 in file /home/mhd-01/www.pasquadev.com/htdocs/lib/smarty/lib ... tebase.php:

Message: Call of unknown method '_compile_source'.

full trace:
#0 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... c.php(265) : eval()'d code(3): Smarty_Internal_TemplateBase->__call('_compile_source', Array)
#1 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... c.php(265) : eval()'d code(3): Smarty_CMS->_compile_source('temporary templ...', '{ics export="cg...', NULL)
#2 [internal function]: cms_user_tag_update_mycalendar(Array, Object(Smarty_CMS))
#3 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... c.php(251): call_user_func_array('cms_user_tag_up...', Array)
#4 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... s.php(118): UserTagOperations->CallUserTag('update_mycalend...', Array)
#5 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... .php(3517): Events::SendEvent('CGCalendar', 'EventAdded', Array)
#6 /home/mhd-01/www.pasquadev.com/htdocs/modules/CGCale ... e.php(775): CMSModule->SendEvent('EventAdded', Array)
#7 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... .php(1732): include('/home/mhd-01/ww...')
#8 /home/mhd-01/www.pasquadev.com/htdocs/modules/CGExte ... e.php(671): CMSModule->DoAction('admin_event_upd...', 'm1_', Array, '')
#9 /home/mhd-01/www.pasquadev.com/htdocs/lib/classes/cl ... .php(1799): CGExtensions->DoAction('admin_event_upd...', 'm1_', Array, '')
#10 /home/mhd-01/www.pasquadev.com/htdocs/admin/moduleinterface.php(91): CMSModule->DoActionBase('admin_event_upd...', 'm1_', Array)
#11 {main}

Note that the event is correctly added to the calendar.
This is my setup:
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Cms Version: 1.11.13
Installed Modules:
CMSMailer: 5.2.2
CMSPrinting: 1.0.5
FileManager: 1.4.5
MenuManager: 1.8.7
MicroTiny: 1.2.9
ModuleManager: 1.5.8
News: 2.15.2
Search: 1.7.13
ThemeManager: 1.1.8
ListIt2: 1.4.1
ListIt2Capitoli: 1.4.1
TinyMCE: 2.9.12
Showtime: 3.4
Gallery: 2.0.3
CGExtensions: 1.47.3
MleCMS: 1.11.4
CGSimpleSmarty: 1.8
CGCalendar: 1.14.7
CGSmartImage: 1.19.1
SEOTools2: 1.2.1
CGFeedMaker: 1.0.20
CGGoogleMaps2: 0.99.1
JQueryTools: 1.3.5.2
LISE: 1.1
LISECapitoli: 1.1
ListIt2XDefs: 1.2
FormBuilder: 0.8.1.2
ECB: 1.6
LISEMangiareDormire: 1.1

Config Information:
php_memory_limit:
process_whole_template:
max_upload_size: 32000000
url_rewriting: mod_rewrite
page_extension: .html
query_var: page
image_manipulation_prog: GD
auto_alias_content: true
locale:
default_encoding: utf-8
admin_encoding: utf-8
set_names: true

Php Information:
phpversion: 5.4.45-0+deb7u1
md5_function: On (Vero)
gd_version: 2
tempnam_function: On (Vero)
magic_quotes_runtime: Off (Falso)
E_STRICT: 0
E_DEPRECATED: 0
memory_limit: 64M
max_execution_time: 120
output_buffering: 0
safe_mode: Off (Falso)
file_uploads: On (Vero)
post_max_size: 32M
upload_max_filesize: 32M
session_save_path: /var/lib/php5 (1733)
session_use_cookies: On (Vero)
xml_function: On (Vero)
xmlreader_class: On (Vero)

Server Information:
Server Api: cgi-fcgi
Server Db Type: MySQL (mysqli)
Server Db Version: 5.1.63
Server Db Grants: Ho trovato una dichiarazione "GRANT ALL" che sembra essere adatta
Server Time Diff: Nessuna differenza di orario del filesystem individuata

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