Hello Duane,
You have deleted de directori of webcal but also his subdirectorie's where this pakkage dat and log files.
With the installation off webcal you have made a automatic are whit hand a cronjob that runs every I time to write a log to this file.
/bin/sh: /opt/WebCal/files/message.log
You must replace the software again off webcal are you must deleted this part of the cronjob. (search on this baord to cronjob). For the mean time you can place a file called message.log in this directorie which you can made by hand.
use puty to logon your server en use MC (MidnightComander)
try also to make for the future a backup off your SME server then you can place this back from tape are from a ather device.
Good lock
Johan