Scenario:
When a user runs the Timesheet Hours Detail Report with the Timesheet Period Filter set to Last Timesheet Period, the system throws up the following error message:

Error: 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:
This error shows up when a Timesheet Period type assigned to a user (refer Image 1) does not have a timesheet period defined (refer Image 2).

 

Image 1:

 

Image 2:

 

Resolution:
Define a Timesheet period for the timesheet period type assigned to the user.
Or
Change the user's Timesheet period type to any other which has a timesheet period defined.