2.4.18 How to debug infinite loop

Following descriptions generates infinite loop at time 0.
It seems simulator enters  hung up.

For debug on such case, you can trace using by Step. However it may be hard to proceed one step by one in large source description. You can use multiple Step per Step by following dialog. (Menu ->Simulation -> Step Setting)

By pressing 1 Step, you can get following screen.






Veripad remember all history. You can go back by CTRL-B,and proceed by CTRL-P.