news svn 8276 : Uncaught exception

[Jean le Chauve]

upgrade from 1.11.1 (no problem with news)
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Cms Version: 1.11.2 BaltraPlus-8276-Fr
Installed Modules:
CMSMailer: 5.2.1
FileManager: 1.4.1
MenuManager: 1.8.4
ModuleManager: 1.5.5
News: 2.12.9
CGSmartImage: 1.9.4
Search: 1.7.6
ThemeManager: 1.1.7
FormBuilder: 0.7.3
FormBrowser: 0.4.2
CGExtensions: 1.30
JQueryTools: 1.1
CGContentUtils: 1.3.2
CGFeedMaker: 1.0.16
CGSimpleSmarty: 1.5.2
Gallery: 1.6
HostedVideoAlbums: 2.3.1
SiteMapMadeSimple: 1.2.6
CMSPrinting: 1.0.2
MicroTiny: 1.2.3
AceEditor: 0.2.3.2
AdvancedContent: 0.9.4
Cataloger: 0.11
CGCalendar: 1.10.0.1
CGJobMgr: 1.2.7

Config Information:
php_memory_limit:
process_whole_template:
output_compression:
max_upload_size: 64000000
url_rewriting: mod_rewrite
page_extension:
query_var: page
image_manipulation_prog: GD
auto_alias_content: true
locale: fr_FR.utf8
default_encoding: utf-8
admin_encoding: utf-8
set_names: true

Php Information:
phpversion: 5.2.17
md5_function: On (Vrai)
gd_version: 2
tempnam_function: On (Vrai)
magic_quotes_runtime: Off (Faux)
E_STRICT: 0
memory_limit: 128M
max_execution_time: 120
output_buffering: On
safe_mode: Off (Faux)
file_uploads: On (Vrai)
post_max_size: 64M
upload_max_filesize: 64M
session_save_path: /tmp (1777)
session_use_cookies: On (Vrai)
xml_function: On (Vrai)
xmlreader_class: On (Vrai)

Server Information:
Server Api: cgi
Server Db Type: MySQL (mysql)
Server Db Version: 5.1.49
Server Db Grants: Impossible de trouver un privilège "GRANT ALL". Cela peut signifier que vous pourriez avoir des problèmes pour installer ou retirer des modules, ou encore l'ajout et la suppression d'éléments, y compris les pages.

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1.11.2 “BaltraPlus-8276-Fr” (last svn)
news 2.8.3 (svn 2.12.9)
I receive this error :
Fatal error: Uncaught exception 'Exception' with message 'Attempt to set invalid data into field object: create_date' in /homez.433/promojeu/zoomjeunes.be/dvdlc/modules/News/lib/class.news_field.php:72 Stack trace: #0 /homez.433/promojeu/zoomjeunes.be/dvdlc/modules/News/lib/class.news_ops.php(440): news_field->__set('create_date', '2012-04-12 10:4...') #1 /homez.433/promojeu/zoomjeunes.be/dvdlc/modules/News/action.default.php(245): news_ops::preloadFieldData(Array) #2 /homez.433/promojeu/zoomjeunes.be/dvdlc/lib/classes/class.CMSModule.php(1732): include('/homez.433/prom...') #3 /homez.433/promojeu/zoomjeunes.be/dvdlc/lib/classes/class.CMSModule.php(1801): CMSModule->DoAction('default', 'm29bd2', Array, '15') #4 /homez.433/promojeu/zoomjeunes.be/dvdlc/lib/module.functions.php(123): CMSModule->DoActionBase('default', 'm29bd2', Array, '15') #5 /homez.433/promojeu/zoomjeunes.be/dvdlc/lib/classes/class.CMSModule.php(302): cms_module_plugin() #6 /homez.433/promojeu/zoomjeunes.be/dvdlc/tmp/templates_c/ad83cfdd496e0d74150f5e8179b in /homez.433/promojeu/zoomjeunes.be/dvdlc/modules/News/lib/class.news_field.php on line 72

I have 3 custom fields :
image : File
video : text input
imagePicker : text area