App " Reader (ebook reader)" prevents from user deletion

When app Reader version 1.0.3 is enabled I cannot delete users and get an error in Nexcloud log:

Nextcloud log (data/nextcloud.log)

Nextcloud log Error index Doctrine\DBAL\Exception\SyntaxErrorException: An exception occurred while executing 'DELETE FROM `oc_reader_bookmarks` b WHERE b.user_id = ?' with params ["zzz"]: SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'b WHERE b.user_id = 'zzz'' at line 1 4 minutes ago

Server configuration

Operating system: Linux owncloud 4.4.0-66-generic #87-Ubuntu SMP Fri Mar 3 15:29:05 UTC 2017 x86_64

Web server: Apache/2.4.18 (Ubuntu) (apache2handler)

Database: mysql 5.7.17

PHP version: 7.0.15-0ubuntu0.16.04.4
Modules loaded: Core, date, libxml, openssl, pcre, zlib, filter, hash, Reflection, SPL, session, standard, apache2handler, mysqlnd, PDO, xml, calendar, ctype, curl, dom, mbstring, fileinfo, ftp, gd, gettext, iconv, imap, intl, json, ldap, exif, mcrypt, mysqli, pdo_mysql, pdo_pgsql, pdo_sqlite, pgsql, Phar, posix, readline, redis, shmop, SimpleXML, smbclient, sockets, sqlite3, sysvmsg, sysvsem, sysvshm, tokenizer, wddx, xmlreader, xmlwriter, xsl, zip, libsmbclient, Zend OPcache

Nextcloud version: 11.0.2 (stable) - 11.0.2.7

Updated from an older Nextcloud/ownCloud or fresh install:

Where did you install Nextcloud from:

Signing status:

Signing status
[]

List of activated apps:

App list ``` Enabled: - activity: 2.4.1 - activitylog: 0.0.1 - admin_notifications: 1.0.0 - announcementcenter: 3.0.0 - apporder: 0.3.3 - audioplayer: 1.5.0 - bookmarks: 0.9.1 - calendar: 1.5.2 - comments: 1.1.0 - contacts: 1.5.3 - dav: 1.1.1 - external: 1.2 - federatedfilesharing: 1.1.1 - federation: 1.1.1 - files: 1.6.1 - files_accesscontrol: 1.1.2 - files_automatedtagging: 1.1.1 - files_downloadactivity: 1.0.1 - files_external: 1.1.2 - files_markdown: 1.0.1 - files_pdfviewer: 1.0.1 - files_retention: 1.0.1 - files_sharing: 1.1.1 - files_texteditor: 2.2 - files_trashbin: 1.1.0 - files_versions: 1.4.0 - files_videoplayer: 1.0.0 - firstrunwizard: 2.0 - gallery: 16.0.0 - issuetemplate: 0.2.1 - keeweb: 0.3.0 - logreader: 2.0.0 - lookup_server_connector: 1.0.0 - nextcloud_announcements: 1.0 - notes: 2.2.0 - notifications: 1.0.1 - passman: 2.1.1 - password_policy: 1.1.0 - previewgenerator: 1.0.5 - provisioning_api: 1.1.0 - qownnotesapi: 17.3.0 - rainloop: 4.28.1 - serverinfo: 1.1.1 - sharebymail: 1.0.1 - spreed: 1.2.0 - spreedme: 0.3.8 - survey_client: 0.1.5 - systemtags: 1.1.3 - tasks: 0.9.5 - theming: 1.1.1 - twofactor_backupcodes: 1.0.0 - twofactor_totp: 1.1.0 - twofactor_u2f: 1.2.0 - updatenotification: 1.1.1 - weather: 1.3.5 - workflowengine: 1.1.1

Disabled:

  • admin_audit
  • deck
  • encryption
  • files_opds
  • files_reader
  • gluusso
  • gpxedit
  • gpxpod
  • mail
  • news
  • registration
  • templateeditor
  • user_external
  • user_ldap
  • user_saml
</details>

**The content of config/config.php:**
<details>
	<summary>Config report</summary>

{
“updatechecker”: false,
“passwordsalt”: “REMOVED SENSITIVE VALUE”,
“secret”: “REMOVED SENSITIVE VALUE”,
“trusted_domains”: [
“localhost”,
“192.168.178.37”,
REMOVED SENSITIVE VALUE”,
“owncloud”
],
“datadirectory”: “/var/ocdata”,
“overwrite.cli.url”: “https://REMOVED SENSITIVE VALUE/”,
“dbtype”: “mysql”,
“version”: “11.0.2.7”,
“dbname”: “owncloud_db”,
“dbhost”: “localhost”,
“dbtableprefix”: “oc_”,
“dbuser”: “REMOVED SENSITIVE VALUE”,
“dbpassword”: “REMOVED SENSITIVE VALUE”,
“logtimezone”: “Europe/Berlin”,
“installed”: true,
“instanceid”: “oc20lsc8addr”,
“appstore.experimentalogl.enabled”: “true”,
“mail_smtpmode”: “smtp”,
“mail_smtpauth”: 1,
“mail_smtpport”: “587”,
“mail_smtphost”: “mail.gmx.net”,
“mail_smtpauthtype”: “PLAIN”,
“mail_from_address”: “REMOVED SENSITIVE VALUE”,
“mail_domain”: “gmx.de”,
“mail_smtpsecure”: “tls”,
“mail_smtpname”: “REMOVED SENSITIVE VALUE”,
“mail_smtppassword”: “REMOVED SENSITIVE VALUE”,
“preview_libreoffice_path”: “/usr/bin/libreoffice”,
“memcache.local”: “\OC\Memcache\Redis”,
“filelocking.enabled”: “true”,
“memcache.distributed”: “\OC\Memcache\Redis”,
“memcache.locking”: “\OC\Memcache\Redis”,
“redis”: {
“host”: “/var/run/redis/redis.sock”,
“port”: 0,
“timeout”: 0,
“dbindex”: 0
},
“loglevel”: 0,
“debug”: false,
“maintenance”: false,
“htaccess.RewriteBase”: “/”,
“singleuser”: false,
“theme”: “”,
“updater.release.channel”: “stable”,
“appstore.experimental.enabled”: true,
“share_folder”: “/Shared with me”
}

</details>

**Are you using external storage, if yes which one:** Array
(
    [0] => \OC\Files\Storage\Local
    [1] => \OCA\Files_External\Lib\Storage\FTP
    [2] => \OC\Files\Storage\DAV
    [3] => \OCA\Files_External\Lib\Storage\OwnCloud
    [4] => \OCA\Files_External\Lib\Storage\SFTP
    [5] => \OCA\Files_External\Lib\Storage\AmazonS3
    [6] => \OCA\Files_External\Lib\Storage\Dropbox
    [7] => \OCA\Files_External\Lib\Storage\Google
    [8] => \OCA\Files_External\Lib\Storage\Swift
    [9] => \OCA\Files_External\Lib\Storage\SFTP
    [10] => \OCA\Files_External\Lib\Storage\SMB
    [11] => \OCA\Files_External\Lib\Storage\SMB
)


**Are you using encryption:** no

**Are you using an external user-backend, if yes which one:** LDAP/ActiveDirectory/Webdav/...

### Client configuration
**Browser:** Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0

**Operating system:**

### Logs
#### Web server error log
<details>
	<summary>Web server error log</summary>
	```
	Insert your webserver log here
	```
</details>

#### Nextcloud log (data/nextcloud.log)
<details>
	<summary>Nextcloud log</summary>
	Error	index	Doctrine\DBAL\Exception\SyntaxErrorException: An exception occurred while executing 'DELETE FROM `oc_reader_bookmarks` b WHERE b.user_id = ?' with params ["zzz"]: SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'b WHERE b.user_id = 'zzz'' at line 1	4 minutes ago
</details>

#### Browser log
<details>
	<summary>Browser log</summary>
	```
	Insert your browser log here, this could for example include:

	a) The javascript console log
	b) The network log
	c) ...
	```
</details>