Update - This issue was fixed in the update released on 01/04/2019
The Student Locator Cards report is generating an error when using the "Scheduling Locator Cards (SMS/SSS)" print option.
A recommended workaround is to generate the locator cards using the "Spring Only" option under the "Term to Print" tab.
Programming has been made aware of this and a fix for this report will be included in the next update.
This error was occurring on the 12/14 version.
Update - The fix for this error is available in the update released on 01/04/2019.
What version are you using?