unable to install l10n_fr chart of account

hello,

I am on latest trunk revision 6th feb and when i create new DB and select france chart of account i get the traceback as under and nothing seems to proceed... i have to skip the rest states in configuration wizard.

server side traceback
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[2009-02-06 12:43:37,408] ERROR:init:[01]: <record id="pcg_bavar16" model="l10n.fr.line">
[2009-02-06 12:43:37,408] ERROR:init:[02]: <field name="name">Immobilisations financiéres : Créances rattachées à des participations</field>
[2009-02-06 12:43:37,408] ERROR:init:[03]: <field name="definition">{'load':['+:267:S','+:268:S'], 'except':[]}</field>
[2009-02-06 12:43:37,408] ERROR:init:[04]: <field name="code">bavar16</field>
[2009-02-06 12:43:37,409] ERROR:init:[05]: <field name="report_id" ref="pcg_bilan"/>
[2009-02-06 12:43:37,409] ERROR:init:[06]: </record>
[2009-02-06 12:43:37,412] ERROR:web-services:[01]: Traceback (most recent call last):
[2009-02-06 12:43:37,413] ERROR:web-services:[02]: File "/home/nch/openERP/latest/server/bin/osv/osv.py", line 59, in wrapper
[2009-02-06 12:43:37,413] ERROR:web-services:[03]: return f(self, dbname, *args, **kwargs)
[2009-02-06 12:43:37,413] ERROR:web-services:[04]: File "/home/nch/openERP/latest/server/bin/osv/osv.py", line 119, in execute
[2009-02-06 12:43:37,413] ERROR:web-services:[05]: res = pool.execute_cr(cr, uid, obj, method, *args, **kw)
[2009-02-06 12:43:37,413] ERROR:web-services:[06]: File "/home/nch/openERP/latest/server/bin/osv/osv.py", line 111, in execute_cr
[2009-02-06 12:43:37,413] ERROR:web-services:[07]: return getattr(object, method)(cr, uid, *args, **kw)
[2009-02-06 12:43:37,414] ERROR:web-services:[08]: File "/home/nch/openERP/latest/addons/account/account.py", line 1725, in action_create
[2009-02-06 12:43:37,414] ERROR:web-services:[09]: self.install_account_chart(cr,uid,ids)
[2009-02-06 12:43:37,414] ERROR:web-services:[10]: File "/home/nch/openERP/latest/addons/account/account.py", line 1705, in install_account_chart
[2009-02-06 12:43:37,414] ERROR:web-services:[11]: db, pool = pooler.restart_pool(cr.dbname, update_module=True)
[2009-02-06 12:43:37,414] ERROR:web-services:[12]: File "/home/nch/openERP/latest/server/bin/pooler.py", line 61, in restart_pool
[2009-02-06 12:43:37,414] ERROR:web-services:[13]: return get_db_and_pool(db_name, force_demo, status, update_module=update_module)
[2009-02-06 12:43:37,415] ERROR:web-services:[14]: File "/home/nch/openERP/latest/server/bin/pooler.py", line 40, in get_db_and_pool
[2009-02-06 12:43:37,415] ERROR:web-services:[15]: addons.load_modules(db, force_demo, status, update_module)
[2009-02-06 12:43:37,415] ERROR:web-services:[16]: File "/home/nch/openERP/latest/server/bin/addons/__init__.py", line 704, in load_modules
[2009-02-06 12:43:37,415] ERROR:web-services:[17]: r = load_module_graph(cr, graph, status, report=report)
[2009-02-06 12:43:37,415] ERROR:web-services:[18]: File "/home/nch/openERP/latest/server/bin/addons/__init__.py", line 605, in load_module_graph
[2009-02-06 12:43:37,415] ERROR:web-services:[19]: tools.convert_xml_import(cr, m, fp, idref, mode=mode, **kwargs)
[2009-02-06 12:43:37,415] ERROR:web-services:[20]: File "/home/nch/openERP/latest/server/bin/tools/convert.py", line 881, in convert_xml_import
[2009-02-06 12:43:37,416] ERROR:web-services:[21]: obj.parse(xmlstr)
[2009-02-06 12:43:37,416] ERROR:web-services:[22]: File "/home/nch/openERP/latest/server/bin/tools/convert.py", line 775, in parse
[2009-02-06 12:43:37,416] ERROR:web-services:[23]: self._tags[rec.nodeName](self.cr, rec, n)
[2009-02-06 12:43:37,416] ERROR:web-services:[24]: File "/home/nch/openERP/latest/server/bin/tools/convert.py", line 743, in _tag_record
[2009-02-06 12:43:37,416] ERROR:web-services:[25]: id = self.pool.get('ir.model.data')._update(cr, self.uid, rec_model, self.module, res, rec_id or False, not self.isnoupdate(data_node), noupdate=self.isnoupdate(data_node), mode=self.mode )
[2009-02-06 12:43:37,416] ERROR:web-services:[26]: File "/home/nch/openERP/latest/server/bin/addons/base/ir/ir_model.py", line 479, in _update
[2009-02-06 12:43:37,417] ERROR:web-services:[27]: res_id = model_obj.create(cr, uid, values)
[2009-02-06 12:43:37,417] ERROR:web-services:[28]: File "/home/nch/openERP/latest/server/bin/osv/orm.py", line 2421, in create
[2009-02-06 12:43:37,417] ERROR:web-services:[29]: upd2.append(self._columns[field]._symbol_set[1](vals[field]))
[2009-02-06 12:43:37,417] ERROR:web-services:[30]: File "/home/nch/openERP/latest/server/bin/osv/fields.py", line 159, in _symbol_set_char
[2009-02-06 12:43:37,417] ERROR:web-services:[31]: u_symb = unicode(symb.replace('\xa0', '\xc2\xa0'), 'utf8')
[2009-02-06 12:43:37,417] ERROR:web-services:[32]: File "/usr/lib/python2.4/encodings/utf_8.py", line 16, in decode
[2009-02-06 12:43:37,418] ERROR:web-services:[33]: return codecs.utf_8_decode(input, errors, True)
[2009-02-06 12:43:37,418] ERROR:web-services:[34]: UnicodeDecodeError: 'utf8' codec can't decode bytes in position 53-54: invalid data