Calendar items missing after 3.4 upgrade

[Thomas Jensch]

hello,

after the update to 3.4 I encounter the same errors, but neither SQL
table update nor deleting roundcube cache helped.
Calendar is empty and address book wont sync to Android phone.

Any suggestions?

thanks 
Thomas
 
> On 2015-03-07 13:37, Michael Kaufmann wrote:
> >i found an error in pykolab.log:
> >pykolab.auth ERROR Authentication cache failed:
> >InvalidRequestError("This Session's transaction has been rolled back du
> >e to a previous exception during flush. To begin a new transaction with
> >this Session, first issue Session.rollback(). Original exception was: (
> >OperationalError) attempt to write a readonly database u'UPDATE entries
> >SET last_change=? WHERE entries.id = ?' ('2015-03-07 13:23:59.185749',
> >1)",)