Tickets :: Comment on [#12458] IMAP Cache Problem

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Comment	> My environment is as follows: > dovecot 2.2.4 > Imapproxy 1.2.7 > horde 5.1.1 > imp 6.1.2 > Redis (2.6.14) as caching driver > > When I turn on cache = 'cache' in imp backend.local.php, I got the 'Error > when communicating with the server' in viewing the email box. The > apache logs show: > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP Fatal error: Call > to a member function get() on a non-object in > /usr/share/php/Horde/Cache/Storage/Hashtable.php on line 68, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP Stack trace:, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 1. {main}() > /var/www/html/webmail/services/ajax.php:0, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 2. > Horde_Core_Ajax_Application->doAction() > /var/www/html/webmail/services/ajax.php:58, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 3. > call_user_func() /usr/share/php/Horde/Core/Ajax/Application.php:162, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 4. > IMP_Ajax_Application_Handler_Dynamic->dynamicInit() > /usr/share/php/Horde/Core/Ajax/Application.php:162, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 5. > Horde_Core_Ajax_Application->callAction() > /var/www/html/webmail/imp/lib/Ajax/Application/Handler/Dynamic.php:373, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 6. > call_user_func() /usr/share/php/Horde/Core/Ajax/Application.php:232, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 7. > IMP_Ajax_Application_Handler_Common->viewPort() > /usr/share/php/Horde/Core/Ajax/Application.php:232, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 8. > IMP_Ajax_Application->viewPortData() > /var/www/html/webmail/imp/lib/Ajax/Application/Handler/Common.php:99, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 9. > IMP_Ajax_Application_ListMessages->listMessages() > /var/www/html/webmail/imp/lib/Ajax/Application.php:246, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 10. > IMP_Imap->openMailbox() > /var/www/html/webmail/imp/lib/Ajax/Application/ListMessages.php:133, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 11. > IMP_Imap->__call() > /var/www/html/webmail/imp/lib/Ajax/Application/ListMessages.php:133, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 12. > call_user_func_array() /var/www/html/webmail/imp/lib/Imap.php:569, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 13. > Horde_Imap_Client_Base->openMailbox() > /var/www/html/webmail/imp/lib/Imap.php:569, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 14. > Horde_Imap_Client_Socket->_openMailbox() > /usr/share/php/Horde/Imap/Client/Base.php:978, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 15. > Horde_Imap_Client_Cache->getMetaData() > /usr/share/php/Horde/Imap/Client/Socket.php:923, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 16. > Horde_Imap_Client_Cache_Backend_Cache->getMetaData() > /usr/share/php/Horde/Imap/Client/Cache.php:173, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 17. > Horde_Imap_Client_Cache_Backend_Cache->_loadSliceMap() > /usr/share/php/Horde/Imap/Client/Cache/Backend/Cache.php:255, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 18. > Horde_Cache->get() > /usr/share/php/Horde/Imap/Client/Cache/Backend/Cache.php:435, referer: > https://mail.domain.org/imp/dynamic.php?page=mailbox > > [Wed Jul 10 00:32:47 2013] [error] [client 1.2.3.4] PHP 19. > Horde_Cache_Storage_Hashtable->get() /usr/share/php/Horde/Cache.php:97, > referer: https://mail.domain.org/imp/dynamic.php?page=mailbox > > > However, when logout and login horde, the error does not appear and > IMP become functional again. So, it is not good to ask the users to > try login agin to make viewing emails possible. There is no choice > but to turn off caching of imap backend by > setting 'cache' => false. > > > Please offer help. Thanks.
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