Reverts r1671000 thanks to Tomas Pytelka, see OFBIZ-6209 Error in "release 14.12" and older, in those releases updateNote method is implemented using simple language and not using the auto-engine like trunk version. Simple method implementation requires to set primary key to the "INOUT" as it returns noteId.
ofbiz/branches/release12.04/
ofbiz/branches/release12.04/framework/common/servicedef/services.xml