[FIX] Raise when an unknown field is being written to
[FIX] Raise when an unknown field is being written to

ovnicraft/openerp-server,gisce/openobject-server,gisce/openobject-server,MarkusTeufelberger/openobject-server,splbio/openobject-server,gisce/openobject-server,splbio/openobject-server,vnc-biz/openerp-server,MarkusTeufelberger/openobject-server,ovnicraft/openerp-server,splbio/openobject-server,MarkusTeufelberger/openobject-server,vnc-biz/openerp-server