This was also affecting the linear and random schedulers. The solution provided in...
Improper behavior of QSS simulations using nonzero start times
Fixed at revision [r1556].
Floating point exception when simulating using the random scheduler
Floating point exception when simulating using the random scheduler
Add debugging capabilities to QSS Solver
This functionality is currently being developed in this branch.
Improper behavior of QSS simulations using nonzero start times