不明白這錯誤是怎么來的 

** ERROR "ALG_NO_SOLUTION" *** Cannot find nonlinear system solution.
*** ERROR "ALG_ITERATIONS" *** Too many iterations

Partial results at time=87.717159284273u were written to the initial point "tr".

我想用3842做一個反激電源的仿真  然后只要驅(qū)動波形接到MOS 管就報錯  我用的MOS管事IRFP460   求解