反馈一个升级后的报错

国际版，原版本6.5.4，今天升级6.6.4，升级完成后同步报错，两台电脑两个网络都是这样。
日志是这样：
20:58:37 [17368] 0% EDAMUserException: errorCode=PERMISSION_DENIED parameter="authenticationToken"
20:59:05 [18132] Received status code 200 when accessing URL https://update.evernote.com/public/ENWin6/ReleaseNotes_6.6.4.5512_zh-CN.html
20:59:26 [7812] AutoUpdate: checking for update at: https://update.evernote.com/public/ENWin6/update.xml
20:59:26 [7812] Received status code 200 when accessing URL https://update.evernote.com/public/ENWin6/update.xml
20:59:26 [7812] AutoUpdate: no update found, remote revision is the same as the local revision (305512)
20:59:27 [7812] Received status code 200 when accessing URL https://update.evernote.com/public/ENWin6/ReleaseNotes_6.6.4.5512_zh-CN.html
20:59:30 [8228] Client synchronization started
20:59:30 [12300] 0% Loaded updateCount: 122066
20:59:30 [12300] 0% EDAMUserException: errorCode=PERMISSION_DENIED parameter="authenticationToken"
20:59:30 [8228] Client synchronization finished, status: failed
20:59:30 [8228] * error: 同步失败，原因是客户端出现异常