How to understand this part of debugging

Question

Whenever I debug my code, I always come across this screen. Can someone tell me how to understand this screen. Is it useful to us.

+4

iDeveloper Sep 28 '16 at 5:10

2 answers

, ? , - HomeWorkViewController, , Swift . .

0

Jim Ingham 25 . '16 1:55

iSashok · Accepted Answer · 2016-09-28T05:15:55+0000

To get a readable version of the error, try writing this line in the debug area of po $ arg1 or po $ rax

Or add this line to Breakpoint Exception