Illegal grid period. Grid period must be greater than 0.
测试的代码:纯文本查看复制代码`timescale1ps/1psmoduleclk_tst;regclk=0;initial#20repeat(30)begin#20clk=~clk;endendmodule开始仿真就会出现如下错误:Illegalgridperiod.Gridperiodmustbegreaterthan0.大家以前遇到过这个问题吗,该怎么解决,谢谢!Illegalgridperio