Cannot read file Access denied WebAPP

Hi, I created this MATLAB App, It works perfectly when run from app designer and when converted to standalone application. However, when i convert to web app, it does not work, how can i fix this. Below is the error log

[chizom wornu]

Hi, I solved it. I gave the Matlab server full access to my document. However, is this advisable? and what is the best way of solving this?