If you see the above error message when you try to save an expense or proxy claim, you need to check if the claimant has an email address set up to receive expense emails.
To do this, follow the steps below in back office.
Click CoreExpense, then click ESS.
Click Claimant Username Email.
In the Expense Group field, to select the claimant's expense group, click the list
icon.
Next to the relevant claimant number, update the Email Address.
To save this, click the save
icon.