仿真一開始電源用的220幅值。得到的波形很好，然后看了設(shè)計(jì)要求改成311幅值了然后就出現(xiàn)這樣

The no_ramping algorithm failed. Trying the dyn_ramping algorithm.

Succeeded with the dyn_ramping algorithm.

execution time= 0.0781 sec.

*** ERROR "ALG_OUT_OF_REGIONS" *** /uc3854.uc3854_1/vint(op1h.2) is out ofdefined sample points on the low end.

*** ERROR "ALG_OUT_OF_REGIONS" *** /uc3854.uc3854_1/vint(op1h.2) is out ofdefined sample points on the low end.

*** ERROR "BUG_ASSERT_FAILED" *** Program failure at line 930 in file tran.r.Notify Synopsys, Inc.

restore

Partial results at time=0.002010702454828 were written to the initial point "tr".

execution time= 0.0625 sec.

messages given: 3 errors大佬們看看什么原因吧