Modified the web application to fix the error encountered when logging in, test the modified web application, it is now OK. Modified the change password for adding the requested message prompt when there is an incorrect value inputted in the password and if new and confirmation password did not match, tested the modified web application, as per testing, it is now OK. Modified the web application to add a message prompt in the uploading of the file when there is no selected file to upload, tested the modified web app, as per checking, it is now OK. Modified the web application to check if this will fix the problem in uploading files.