click2dian.py error in _connect_to_asterisk

[L.S. Advanced Software]

Hi,

we face an error when trying to originate a call from a partner's form.
Here below the errors :

...
...
File "/openerp/server/7.0/openerp/addons/asterisk_click2dial/asterisk_click2dial.py", line 401, in action_dial
    return self.pool['asterisk.server']._dial_with_asterisk(cr, uid, erp_number_e164, context=context)

File "/openerp/server/7.0/openerp/addons/asterisk_click2dial/asterisk_click2dial.py", line 251, in _dial_with_asterisk
    user, ast_server, ast_manager = self._connect_to_asterisk(cr, uid, context=context)

File "/openerp/server/7.0/openerp/addons/asterisk_click2dial/asterisk_click2dial.py", line 240, in _connect_to_asterisk
    _logger.error("Here is the detail of the error : %s" % e.strerror)

AttributeError: 'exceptions.Exception' object has no attribute 'strerror'

The error is thrown no matter what we input in the resource name/internal number/called ID fields.

please assist. thanks a lot