Выпадает раз в сутки, хаотично как ей заточится. А так все работает! Почтовик подсоединен к Lotus!

Метка времени: 04.12.2015 13:28:38
Ошибка: A promise chain failed to handle a rejection. Did you forget to '.catch', or did you forget to 'return'?
See https://developer.mozilla.org/Mozilla/JavaScript_code_modules/Promise.jsm/Promise

Date: Fri Dec 04 2015 13:28:34 GMT+0300 (MSK)
Full Message: Unix error 13 during operation open on file /home/baho/.cache/thunderbird/pvf8cjzg.default/ShutdownDuration.json (Отказано в доступе)
Full Stack: JS frame :: resource://gre/modules/Promise.jsm -> resource://gre/modules/Promise-backend.js :: PendingErrors.register :: line 162
JS frame :: resource://gre/modules/Promise.jsm -> resource://gre/modules/Promise-backend.js :: this.PromiseWalker.completePromise :: line 675
JS frame :: resource://gre/modules/Task.jsm :: TaskImpl_handleException :: line 448
JS frame :: resource://gre/modules/Task.jsm :: TaskImpl_run :: line 326
JS frame :: resource://gre/modules/Promise.jsm -> resource://gre/modules/Promise-backend.js :: Handler.prototype.process :: line 870
JS frame :: resource://gre/modules/Promise.jsm -> resource://gre/modules/Promise-backend.js :: this.PromiseWalker.walkerLoop :: line 746
JS frame :: resource://gre/modules/Promise.jsm -> resource://gre/modules/Promise-backend.js :: this.PromiseWalker.scheduleWalkerLoop/< :: line 688
native frame :: <unknown filename> :: <TOP_LEVEL> :: line 0
Исходный код:
0

Как это лечится?