Settings → Email Settings → SMTP server → create
After adding the entries, the test for sending email was successful. But after pressing the create button, I cannot see the record on the page.
Settings → Base Currency → create
After adding the entries, I press the create button, but the record is not on the page.
Please illustrate both with screen shots. And tell us which version number you are using.
Do you mean you are not immediately shown the page where you just entered information? Or do you mean that when you revisit that page there is nothing there?