Thank you again for the help. I chose the option to revert back to the old layout. That corrected the issue immediately. I will submit a recommendation to get t...

The steps you provided did not work. I still can't get the window to open up to allow me to add billable expenses to the invoice. Do you have any other recommen...

Thank you for the quick response. I am already on the UI and don't prefer no to go back to the old interface. I will follow the advice fromCarneil_C.

Can you tell me how to revert to the original invoice. I am having the same issues as NewbieCrystal and can't get the add to invoice window to pop up.