I am new with odoo, but i have problems when i press click on any forms odoo,  can you help me 

Odoo Server Error

Traceback (most recent call last):
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 659, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 696, in dispatch
    result = self._call_function(**self.params)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 332, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/openerp/service/model.py", line 118, in wrapper
    return f(dbname, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 325, in checked_call
    result = self.endpoint(*a, **kw)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 975, in __call__
    return self.method(*args, **kw)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 525, in response_wrap
    response = f(*args, **kw)
  File "/home/odoo_v9/odoo-9new/openerp/addons/web/controllers/main.py", line 837, in search_read
    return self.do_search_read(model, fields, offset, limit, domain, sort)
  File "/home/odoo_v9/odoo-9new/openerp/addons/web/controllers/main.py", line 858, in do_search_read
    request.context)
  File "/home/odoo_v9/odoo-9new/openerp/http.py", line 1080, in proxy
    result = meth(cr, request.uid, *args, **kw)
  File "/home/odoo_v9/odoo-9new/openerp/api.py", line 250, in wrapper
    return old_api(self, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/openerp/models.py", line 5311, in search_read
    result = self.read(cr, uid, record_ids, fields, context=read_ctx)
  File "/home/odoo_v9/odoo-9new/openerp/api.py", line 250, in wrapper
    return old_api(self, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/openerp/models.py", line 3209, in read
    result = BaseModel.read(records, fields, load=load)
  File "/home/odoo_v9/odoo-9new/openerp/api.py", line 248, in wrapper
    return new_api(self, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/openerp/models.py", line 3255, in read
    values[name] = field.convert_to_read(record[name], use_name_get)
  File "/home/odoo_v9/odoo-9new/openerp/fields.py", line 1712, in convert_to_read
    return value_sudo.name_get()[0]
  File "/home/odoo_v9/odoo-9new/openerp/api.py", line 248, in wrapper
    return new_api(self, *args, **kwargs)
  File "/home/odoo_v9/odoo-9new/odoo-idu-addons-publico/odoo-idu-addons-publico/src/base_idu/models/hr.py", line 17, in name_get
    name = '{0} - {1}'.format(record.abreviatura, record.name)
UnicodeEncodeError: 'ascii' codec can't encode character u'\xd3' in position 7: ordinal not in range(128)