php-imap-client: Email with attachments result in error.

Hi $emails = $imap->getMessages(); results in

[25-Apr-2017 14:06:25 Europe/Minsk] PHP Notice:  Unknown: Invalid quoted-printable sequence: =In response to your recent email )

-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-

� (errflg=3) in Unknown on line 0

It still retuned the emails but I cant convert the data to JSON now. The attachments is a small png image.