Description:
A fatal error message shows up when View Period Timecards button in the timesheet, is clicked. The error shown is Web TimeSheet encountered a problem while processing your request. Please attempt whatever you were doing again. If the problem persists contact your system administrator. Sorry for the inconvenience.

Cause:
The issue occurs when Timecard entries are in In-Out format and Timesheet is in standard format.

Resolution:
On the top right corner of timesheets page, click on your name and then click on settings in the drop down. Change the timesheet format to In-Out.