Log in as an administrator with permission to change the configuration.
Change to the /etc/opt/SUNWics5/cal/config directory.
Save your old ics.conf file by copying and renaming it.
Edit the parameter shown in the following table:
Periodically checks if the Berkeley database is in a deadlock state and, if so, instructs the database to reset. The default value is “no” (not enabled).
Save the file as ics.conf.
Restart Calendar Server.