File "/trytond/modules/sale/sale.py", line 696, in create_invoice
    invoice.save()
  File "/trytond/model/modelstorage.py", line 1387, in save
    self.id = self.create([save_values])[0].id
  File "/trytond/model/modelsql.py", line 360, in create
    field.set([new_id], cls, fname, value)
  File "/trytond/model/fields/one2many.py", line 144, in set
    Target.create(to_create)
  File "/trytond/modules/analytic_invoice/invoice.py", line 113, in create
    return super(InvoiceLine, cls).create(vlist)
  File "/trytond/modules/account_invoice/invoice.py", line 1873, in create
    return super(InvoiceLine, cls).create(vlist)

"/trytond/modules/sale/sale.py", line 696, in create_invoice:
Transaction().user ==  0
Transaction().context.get('user') ==  1

"/trytond/modules/analytic_invoice/invoice.py", line 113, in create:
Transaction().user ==  0
Transaction().context.get('user') ==  0