core file cannot be read. file name: aa...aa, reason code=bb...bb

Because the core file could not be read, data was not output to a trace file.

aa...aa: Core file name (the first 64 characters are output)

bb...bb: Reason code (value of errno)

S: Continues processing without outputting tester trace to a trace file.

O: When tester trace information is required, check the UAP trace in the core file.