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肖大侠，
  我在根据你写的OpenERP应用和开发基础学习openerp，其中第六章的例子安装成功后点击相应的功能比如：我的请假单(任何一个功能)都报编码错误，详细错误请参考下面，由于对openerp和python不太熟悉，不知道怎么修改或处理，请指点一下，非常感谢！
我的openerp版本为：openerp-allinone-setup-5.0.14.exe

具体错误如下：Traceback (most recent call last):
  File "netsvc.pyo", line 256, in dispatch
  File "netsvc.pyo", line 76, in call
  File "service\web_services.pyo", line 577, in execute
  File "osv\osv.pyo", line 58, in wrapper
  File "osv\osv.pyo", line 119, in execute
  File "osv\osv.pyo", line 111, in execute_cr
  File "osv\orm.pyo", line 1372, in fields_view_get
  File "osv\orm.pyo", line 1117, in __view_look_dom_arch
  File "osv\orm.pyo", line 1104, in __view_look_dom
  File "lxml.etree.pyx", line 641, in lxml.etree._Element.set (src/lxml/lxml.etree.c:9596)
  File "apihelpers.pxi", line 416, in lxml.etree._setAttributeValue (src/lxml/lxml.etree.c:31761)
  File "apihelpers.pxi", line 1136, in lxml.etree._utf8 (src/lxml/lxml.etree.c:37215)
ValueError: All strings must be XML compatible: Unicode or ASCII, no NULL bytes