I have a problem when I modify a user a new line is created with the modifications. How can I modify. without adding an extra line. When I delete a user the dialog box does not close until all users are deleted and I need to have an alert before the deletion Someone can help me please, my codesandbox to see a code https://codesandbox.io/s/datagrid-dialog-update-2-kpfkyy?file=/src/Users.js