问题描述：
1.openerp v7.0最新版
2.安装环境：Windows 7
3.IE 9.0
安装过程后，一切正常的，没有任何报错，在安装完销售模块后，再点击新建报价单后，点以邮件方式发送时，会报错，报错内容如下：
OpenERP Server Error
--------------------------------------------------------------------------------
Client Traceback (most recent call last):
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\http.py", line 195, in dispatch
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\controllers\main.py", line 1079, in call_kw
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\controllers\main.py", line 1071, in _call_kw
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\session.py", line 43, in proxy
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\session.py", line 31, in proxy_method
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\session.py", line 104, in send
Server Traceback (most recent call last):
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\web\session.py", line 90, in send
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\netsvc.py", line 295, in dispatch_rpc
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\service\web_services.py", line 614, in dispatch
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\osv\osv.py", line 169, in execute_kw
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\osv\osv.py", line 123, in wrapper
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\osv\osv.py", line 179, in execute
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\osv\osv.py", line 166, in execute_cr
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\email_template\wizard\mail_compose_message.py", line 72, in onchange_template_id
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\email_template\wizard\mail_compose_message.py", line 123, in generate_email_for_composer
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server\openerp\addons\email_template\email_template.py", line 340, in generate_email
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\report_sxw.py", line 444, in create
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\report_sxw.py", line 513, in create_source_pdf
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\report_sxw.py", line 535, in create_single_pdf
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\interface.py", line 206, in create_pdf
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\render.py", line 59, in render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml.py", line 41, in _render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 1007, in parseNode
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 314, in render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 991, in render
File "reportlab\platypus\doctemplate.pyo", line 877, in build
File "reportlab\platypus\doctemplate.pyo", line 510, in clean_hanging
File "reportlab\platypus\doctemplate.pyo", line 757, in handle_flowable
File "reportlab\platypus\doctemplate.pyo", line 140, in apply
File "reportlab\platypus\doctemplate.pyo", line 535, in handle_pageBegin
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 593, in render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 576, in render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 420, in _place
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 877, in render
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 870, in process_story
File "C:\Program Files\OpenERP 7.0-20130219-002614\Server\server.\openerp\report\render\rml2pdf\trml2pdf.py", line 746, in _flowable
File "reportlab\platypus\paragraph.pyo", line 827, in init
File "reportlab\platypus\paragraph.pyo", line 842, in _setup
File "reportlab\platypus\paraparser.pyo", line 1056, in parse
File "reportlab\lib\xmllib.pyo", line 562, in finish_starttag
File "reportlab\lib\xmllib.pyo", line 596, in handle_starttag
File "reportlab\platypus\paraparser.pyo", line 796, in start_para
File "reportlab\platypus\paraparser.pyo", line 790, in _initial_frag
File "reportlab\lib\fonts.pyo", line 75, in ps2tt
ValueError: Can't map determine family/bold/italic for dejavu sans
handle_pageBegin args=()
