[SOGo] SOGo doesn't display email anymore

Hi, since the sogo-1.3.15, my users email cannot been displayed. The calendar works well but no email. I've got this error message : May 20 21:27:00 sogod [13044]: [WARN] 0x0x1dbf878[UIxEnvelopeAddressFormatter] unexpected envelope address: 0x0x1e7b5e8[NGImap4EnvelopeAddress]: May 20 21:30:01

[SOGo] BTS activities for Sunday, May 20 2012

Title: BTS activities for Sunday, May 20 2012 BTS Activities Home page: http://www.sogo.nu/bugs Project: SOGo For the period covering: Sunday, May 20 2012 idlast updatestatus (resolution)categorysummary 1608