Traceback (most recent call last):
  File "/trytond/protocols/netrpc.py", line 51, in run
    res = dispatch(host, port, 'NetRPC', *msg)
  File "/trytond/protocols/dispatcher.py", line 148, in dispatch
    res = getattr(obj, method)(*args, **kargs)
  File "/trytond/wizard/wizard.py", line 119, in execute
    action_res = getattr(self, action)(data)
  File "/trytond/ir/translation.py", line 716, in _set_report_translation
    src_md5 = self.get_src_md5(string)
AttributeError: 'ReportTranslationSet' object has no attribute 'get_src_md5'