Anna University — My college not allowed me to attend my online 5th semester exam

Address:

7111-jansons institute of technology,karumthampatti,landmark(tnstc depo),Coimbatore 641659

I'm Ragul, I'm studying in jansons institute of technology, karumathampatti, Coimbatore.
My college didn't allowed to attent the exam for my pending fees(30000), that college spoil my life, I'm from middle class family I paided 50000 out 80000rs so pls suggest my complaint and action on that college and paiede my semester fees also, so pls help me sir/madam