It looks like you're new here. If you want to get involved, click one of these buttons!
Problem: when creating double-opt-in confirmation message, which subject contains non-ASCII (say, Russian) characters and quote marks /apostrophes, the following happens:
When quote marks/apostrophes aren't used, no problem occurs.
Can you provide the subject line in question and I'll test it here.
No problem. It's in Russian:
Пожалуйста, подтвердите подписку на рассылку "Библиотека в облаках"
I tested this subject line and it turned out fine though:
What's the character set of your database? Here's how mine looks like: