OwnCloud - Error log

Please help us by providing the following info. Before posting please also check the pinned "Known issues" threads and make sure that you're running the latest available version for your oC release: https://owncloud.org/changelog/

Steps to reproduce
1.Hello! Enroll persistent errors in the log related to webdav. Can anyone met such.

Actual behaviour
Fatal webdav: Exception: {«Message»:«HTTP\/1.1 423 \»\u0424\u041e\u0422\u041e \u041c\u0410\u0428\u0418\u041d\/\u041e\u043f\u043e\u0432\u0435\u0449\u0435\u043d\u0438\u0435\/9 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044c\/\u0444\u043e\u0440\u043c\u0430 \u043e\u043f\u043e\u0432\u0435\u0449\u0435\u043d\u0438\u044f 26.08.2016.xlsx\" is locked",«Exception»:«OC\Connector\Sabre\Exception\FileLocked»,«Code»:0,«Trace»:«#0 \/var\/www\/html\/owncloud\/3rdparty\/sabre\/dav\/lib\/DAV\/CorePlugin.php(635): OC\Connector\Sabre\ObjectTree->move('\xD0\xA4\xD0\x9E\xD0\xA2\xD0\x9E \xD0\x9C\xD0\x90\xD0\xA8...', '\xD0\xA4\xD0\x9E\xD0\xA2\xD0\x9E \xD0\x9C\xD0\x90\xD0\xA8...')\n#1 [internal function]: Sabre\DAV\CorePlugin->httpMove(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response))\n#2 \/var\/www\/html\/owncloud\/3rdparty\/sabre\/event\/lib\/EventEmitterTrait.php(105): call_user_func_array(Array, Array)\n#3 \/var\/www\/html\/owncloud\/3rdparty\/sabre\/dav\/lib\/DAV\/Server.php(469): Sabre\Event\EventEmitter->emit('method:MOVE', Array)\n#4 \/var\/www\/html\/owncloud\/3rdparty\/sabre\/dav\/lib\/DAV\/Server.php(254): Sabre\DAV\Server->invokeMethod(Object(Sabre\HTTP\Request), Object(Sabre\HTTP\Response))\n#5 \/var\/www\/html\/owncloud\/apps\/files\/appinfo\/remote.php(56): Sabre\DAV\Server->exec()\n#6 \/var\/www\/html\/owncloud\/remote.php(137): require_once('\/var\/www\/html\/o...')\n#7 {main}»,«File»:«\/var\/www\/html\/owncloud\/lib\/private\/connector\/sabre\/objecttree.php»,«Line»:239}

Server configuration
Operating system: Ubuntu Server 15.10
Web server:Apache/2.4.12
Database:mariaDB 10.0.25
PHP version:PHP 5.6.11
ownCloud version (see ownCloud admin page): OwnCloud 8.2.7 (stable)

ownCloud log

Special configuration (external storage - nas, external authentication- ldap, reverse proxy - no, server-side-encryption-no):

Hi,

there is a FAQ containing all known info about the "file is locked" error message:

Mistakes are the same anyway there. Established Redis. Here is my config.php

<?php
$CONFIG = array (
'instanceid' => 'ochi8qcaxer9',
'passwordsalt' => '*********',
'secret' => '*********',
'trusted_domains' =>
array (
0 => '192.168.1.23',
1 => 'cld.turovmilk.by',
),
'datadirectory' => '/var/www/html/owncloud/data',
'overwrite.cli.url' => 'http://192.168.1.23/owncloud',
'dbtype' => 'mysql',
'version' => '8.2.7.1',
'dbname' => 'owncloud',
'dbhost' => 'localhost',
'dbtableprefix' => 'oc_',
'dbuser' => 'oc_Nick',
'dbpassword' => 'xtK8dBpBWFRMD/KVz+EH6t364g64v6',
'logtimezone' => 'UTC',
'installed' => true,
'loglevel' => 2,
'mail_smtpmode' => 'smtp',
'mail_domain' => 'turovmilk.by',
'mail_smtpport' => '25',
'appstore.experimental.enabled' => true,
'ldapIgnoreNamingRules' => false,
'mail_from_address' => 'turovcloud',
'memcache.local' => '\OC\Memcache\APCu',
'memcache.locking' => '\OC\Memcache\Redis',
'redis' =>
array (
'host' => 'localhost',
'port' => 6379,
),
'mail_smtpauthtype' => 'PLAIN',
'mail_smtphost' => 'mail.turovmilk.by',
'mail_smtpauth' => 1,
'mail_smtpname' => 'turovcloud@turovmilk.by',
'mail_smtppassword' => '******',
'theme' => '',
'maintenance' => false,
'preview_libreoffice_path' => '/usr/bin/libreoffice',
);

From the linked FAQ:

Disabling is no solution. If you really need a real solution, please report this error to the bugtracker (https://github.com/owncloud/core/issues). Or join the existing discussion (if the error matches): https://github.com/owncloud/core/issues/20380