Got this out of nowhere this morning when I pulled up the “Recent Visitors” screen:
InterWorx Oops: /home/interworx/siteworx/html/httpd.php (121): Undefined offset: 2
----- DEBUG STACKTRACE BEGIN -----
/home/interworx/include/debug.php debug_printstacktrace (182)
/home/interworx/include/functions.php debug_assert (824)
0 iworx_error_handler (0)
/home/interworx/siteworx/html/httpd.php httpd_visitors (121)
/home/interworx/siteworx/html/httpd.php httpd_visitors (66)
/home/interworx/siteworx/html/httpd.php httpd (48)
/home/interworx/siteworx/html/httpd.php _il_exec (2)
----- DEBUG STACKTRACE END -----
The page still loaded but this was displayed first and remained at the top of the page.