function return value file aa...aa cannot be opened. error number=bbb

aa...aa: Function return value file name (string of up to 255 characters)

bbb: Error number (errno of the open system call)

S: Stops analysis of the function return value file and continues the processing.

O: When this error causes a problem in the test, terminate the offline tester and remove the cause of the error indicated by the error number. Then, reactivate the offline tester.