This may happen when a user has been added to an approval rule and then removed.
1. Select Accounts Payable > Configuration > Approval Rules 2. Ensure that 'Display inactive entries' option at bottom left corner is selected 3. Double click on any inactive Approval Rules to open 4. Click on the search sign to open 'Select Approvers' dialogue box 5. Select the username in question from Selected approvers and click '<' (Remove) and then click OK 6. Click 'Save and Close' 7. Select Administration > set up System Security 8. Open username in question 9. Change user rights from Supervisor rights to Selected Group Rights 10. Add Sample Read only 11. Save and Close
Steps to Duplicate
1. Select Administration > set up System Security 2. Open the user causing the error message. 3. Change user rights from Supervisor rights to Selected Group Rights 4. Add Sample Read only and receive error: This user is assigned to at least one approval rule. Please remove the user from all approval rules before not allowing the user to approve 6. Select Ok 7. Change User type from User can access the Financial Edge and online modules to User can only access the Financial Edge 7. Attempt to save and close and receive the same error 8. Select Accounts Payable > Configuration > approval Rules Note: On every approval rule the user is not an approver