traceback when opne project Dashboard

[Mayur Maheshwari(OpenERP)]

-->on runbut: (Build 10953)
            server (4198)
            addons (6896)
            web (2542)
step to reproduce ---<>|

in reporting open a project Dashboard

1]

 File "/home/odoo/runbot/static/openerp-dev-trunk-10953/server/openerp/sql_db.py", line 152, in wrapper
    return f(self, *args, **kwargs)
  File "/home/odoo/runbot/static/openerp-dev-trunk-10953/server/openerp/sql_db.py", line 212, in execute
    res = self._obj.execute(query, params)
ProgrammingError: function to_char(text, unknown) does not exist
LINE 1: ...t(project_issue_report.id) AS creation_date_count,to_char("p...

2]

 File "/home/odoo/runbot/static/openerp-dev-trunk-10953/server/openerp/addons/audittrail/audittrail.py", line 494, in execute_cr
    return fct_src(cr, uid, model, method, *args, **kw)
  File "/home/odoo/runbot/static/openerp-dev-trunk-10953/server/openerp/osv/osv.py", line 164, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/home/odoo/runbot/static/openerp-dev-trunk-10953/server/openerp/osv/orm.py", line 2593, in read_group
    d['__domain'] = [(groupby, '=', alldata[d['id']][groupby] or False)] + domain
KeyError: 'state'

Thanks
Mayur