I experienced a strange effect after updating from 1.2.1 to 1.2.2 with Horde. IMP 4.3.4 had problems with GnuPG handling while Dovecot 1.2.1 was installed, but IMP 4.3.3 had no problems. Now I updated to Dovecot 1.2.2 and IMP 4.3.4 is also running flawless :-) Is that an known issue ? Christian