multiphase simulation floating point error
 

hi, i am doing a multiphase simulation using gas-liquid flow in stirred tanks.. the simulation goes on well for a particular type of turbine.. but not for other turbines. i am doing mfr model.

+--------------------------------------------------------------------+
| ERROR #001100279 has occurred in subroutine ErrAction.
| Message:
| c_fpx_handler: Floating point exception: Overflow


| ERROR #001100279 has occurred in subroutine ErrAction.
| Message:
| Stopped in routine c_fpx_handler:

boundary conditions seem quite well.. what else will be the problem?