Notes server probe is not creating the log in normal and debug mode.
UIM 8. 51 & later
Notes_server 1.52 and later
Follow the below step:-
== Upgraded the robot from 5.70 to 7.70
== Added the PATH variable under Setup-->Environment (the location of notes.dll file )
== Restarted the controller and notes_server probe
== The notes_Server64 took port/pid/address and started.
The IBM Domino Server Monitoring (notes_server) probe monitors the performance of the IBM Domino server. The probe monitors server latency, server availability, server statistics variable values, and named views of the log.nsf file. The probe can generate alarm messages on statistics variables and log entries, and Quality of Service messages on availability and statistics variables