The bulk-drain junction current exceeds `imax'

Warning from spectre at time = 1.12551 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current exceeds `imax'.
Notice from spectre at time = 1.12551 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current no longer exceeds `imax'.
Warning from spectre at time = 1.14117 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current exceeds `imax'.
Notice from spectre at time = 1.14117 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current no longer exceeds `imax'.
Warning from spectre at time = 1.20611 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current exceeds `imax'.
Notice from spectre at time = 1.20611 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current no longer exceeds `imax'.
Warning from spectre at time = 1.21913 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current exceeds `imax'.
Notice from spectre at time = 1.21913 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current no longer exceeds `imax'.
tran: time = 1.249 ms(4.99 %), step = 11.84 ns(47.3 u%)
Further occurrences of this warning will be suppressed.
Warning from spectre at time = 1.38841 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current exceeds `imax'.
Further occurrences of this warning will be suppressed.
Notice from spectre at time = 1.38841 ms during transient analysis `tran'.
I60.M13: The bulk-drain junction current no longer exceeds `imax'.
Further occurrences of this notice will be suppressed.
从前面的提醒到最后的提醒消失，这个影响仿真吗?需不需要管呢?

THAN K YOUI VERY MUCH

看看是不是结击穿了

查一下Vdb，如果很大，或者使PN结正偏，那肯定不行