[20-Mar-2016 22:16:56,919700 +0100]: PHP Error: Storage error. Library not found. (error 500) #0 /usr/share/chwala/lib/drivers/seafile/seafile_file_storage.php(1296): seafile_file_storage->find_library('addressbooks') #1 /usr/share/chwala/lib/drivers/seafile/seafile_file_storage.php(999): seafile_file_storage->path2uri('addressbooks') #2 /usr/share/chwala/lib/api/lock_list.php(38): seafile_file_storage->lock_list('addressbooks', false) #3 /usr/share/chwala/lib/file_api_lib.php(137): file_api_lock_list->handle() #4 /usr/share/iRony/lib/Kolab/DAV/Locks/Chwala.php(91): file_api_lib->__call('lock_list', Array) #5 /usr/share/iRony/lib/Kolab/DAV/Locks/Chwala.php(91): Kolab\DAV\Backend->lock_list('addressbooks', false) #6 /usr/share/php/Sabre/DAV/Locks/Plugin.php(156): Kolab\DAV\Locks\Chwala->getLocks('addressbooks', false) #7 /usr/share/php/Sabre/DAV/Locks/Plugin.php(99): Sabre\DAV\Locks\Plugin->getLocks('addressbooks') #8 /usr/share/php/Sabre/DAV/Browser/PropFindAll.php(53): Sabre\DAV\Locks\Plugin->Sabre\DAV\Locks\{closure}() #9 /usr/share/php/Sabre/DAV/Locks/Plugin.php(101): Sabre\DAV\Browser\PropFindAll->handle('{DAV:}lockdisco...', Object(Closure)) #10 [internal function]: Sabre\DAV\Locks\Plugin->propFind(Object(Sabre\DAV\Browser\PropFindAll), Object(Kolab\CardDAV\AddressBookRoot)) #11 /usr/share/php/Sabre/Event/EventEmitterTrait.php(83): call_user_func_array(Array, Array) #12 /usr/share/php/Sabre/DAV/Server.php(1016): Sabre\Event\EventEmitter->emit('propFind', Array) #13 /usr/share/php/Sabre/DAV/Browser/Plugin.php(296): Sabre\DAV\Server->getPropertiesByNode(Object(Sabre\DAV\Browser\PropFindAll), Object(Kolab\CardDAV\AddressBookRoot)) #14 /usr/share/php/Sabre/DAV/Browser/Plugin.php(102): Sabre\DAV\Browser\Plugin->generateDirectoryIndex('addressbooks') #15 [internal function]: Sabre\DAV\Browser\Plugin->httpGet(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response)) #16 /usr/share/php/Sabre/Event/EventEmitterTrait.php(83): call_user_func_array(Array, Array) #17 /usr/share/php/Sabre/DAV/Server.php(469): Sabre\Event\EventEmitter->emit('method:GET', Array) #18 /usr/share/php/Sabre/DAV/Server.php(254): Sabre\DAV\Server->invokeMethod(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response)) #19 /usr/share/iRony/public_html/index.php(194): Sabre\DAV\Server->exec() #20 {main} in /usr/share/chwala/lib/drivers/seafile/seafile_file_storage.php on line 1175 (GET /addressbooks/)