http://qs1969.pair.com?node_id=1233723


in reply to Re^3: Parsing Problems
in thread Parsing Problems

Okay! Now we're getting somewhere. In the old environment, no error is reported. In the new environment: Undefined subroutine &modes::three::a called at (eval 32) line 1. ...

Also, I mistyped because I'm on my phone it is \$line.