service function name defined twice
(file: aa...aa, line=bb...bb, service function name: cc...cc).

aa...aa: File name of the interface definition specifying a service function name that has been defined twice

bb...bb: Line in the interface definition specifying a service function name that has been defined twice

cc...cc: Service function name that has been defined twice

S: Continues analyzing the interface definition but generates no stub.

O: Modify the interface definition.