Steps to regenerate:
1. Go to https://localhost:8443/workeffort/control/EditWorkEffortTimeEntries?workEffortId=TASK11
2. Click on Timesheet lookup from "Add Time Entry to Work Effort" form.
3. In lookup dialog, find doesn't return results.
Error on browser developer tool console (in chrome) : Uncaught TypeError: Cannot read property 'submit' of undefined