Hi Suman,
I have answered your questions below:
1. PPM & Jaspersoft version --> 14.3
2. What Advance Reporting rights you have? --> Full administration rights
3. Did you made any changes to the folder permissions? --> No
4. What error is logged in the jasperserver.log --> Not sure what you mean by this?
Before the error: 
After I click on a role this is the error I experience:

Thank you,
Christina