# How to Fix PDF Render Issue

Most of the visitors on HAMROCSIT are facing PDF loading issue. They may get errors on red container stating that “An error occurred while loading the PDF.”

### Reason of ERROR

This is usually happen when you block our PDF viewer to load the PDF from server. When you are using AdBlock Extensions or Any Download Manager Extension on browser, They restrict us to fetch PDF Files. So, Our PDF Viewer is getting this error.

IDM also prevent us to download from our server. It automatically download the PDF. Since, All the PDF on hamrocsit are Digitally Signed. So, You cannot open the PDF on your OS with our PDF viewer.

To Fixed the issue without disabling the IDM is given below:

• Open IDM
• Go to Options >> File Types Section
• Enter hamrocsit.com on this textbox as shown in video. You must give space before domain name.
• Press Ok