[JimmXinu]

Originally Posted by skb

I hope this is not too out of date (I'm using 3.48 because I'm on an ooooold Mac running 10.12.2 - I know, I know - but it's my last Mac and it still - mostly - works):

I'm trying to update my AO3 password in my personal.ini (stronger pw) and I'm getting the error msg:

InterpolationSyntaxError: '%' must be followed by '%' or '(', found: u'%Yl4b!'

Two solutions:

1. Double up the % to %% to escape it.
2. Don't put % in your passwords.