Never Say Die, Just Sine Die ! Seems To Be Ultimate Mantra Of AMU Administration

Sine die declared in AMU Aligarh, in response to clashes between two "student groups". The clashes left many injured.
Well, though the situations seems to be grim but should sine die be declared for this? Is this the only remedy avaiblae to deal with such incidents? Please comment. 
Aligarh Muslim University shut after students clash