Broken styles of results list in apps search

[1ndahous3]

Steps to reproduce

1. Go to "Apps" tab
2. Click on search field
3. Write any word, e.g. "co"

Expected behaviour

Correct list of found apps

Actual behaviour

Broken list of found apps

Server configuration

Operating system: Debian Buster

Web server: Nginx/1.13.12

Database: 10.1.29-MariaDB-6+b1

PHP version: PHP 7.2.4-1+b2

Nextcloud version: 14.0.0 Beta 1

Updated from an older Nextcloud/ownCloud or fresh install: updated from 13.0.5

Signing status:

Signing status

No errors have been found.

List of activated apps:

App list

Enabled:
  - accessibility: 1.0.1
  - activity: 2.7.0
  - bookmarks: 0.11.0
  - bruteforcesettings: 1.1.0
  - calendar: 1.6.1
  - cloud_federation_api: 0.0.1
  - comments: 1.4.0
  - contacts: 2.1.5
  - dav: 1.6.0
  - federatedfilesharing: 1.4.0
  - federation: 1.4.0
  - files: 1.9.0
  - files_pdfviewer: 1.3.2
  - files_sharing: 1.6.2
  - files_texteditor: 2.6.0
  - files_trashbin: 1.4.1
  - files_versions: 1.7.1
  - files_videoplayer: 1.3.0
  - firstrunwizard: 2.3.0
  - gallery: 18.1.0
  - logreader: 2.0.0
  - lookup_server_connector: 1.2.0
  - mail: 0.8.3
  - nextcloud_announcements: 1.3.0
  - notifications: 2.2.1
  - oauth2: 1.2.1
  - ocsms: 1.13.1
  - password_policy: 1.4.0
  - phonetrack: 0.2.8
  - provisioning_api: 1.4.0
  - serverinfo: 1.4.0
  - sharebymail: 1.4.0
  - support: 1.0.0
  - survey_client: 1.2.0
  - systemtags: 1.4.0
  - theming: 1.5.0
  - twofactor_backupcodes: 1.3.0
  - updatenotification: 1.4.1
  - workflowengine: 1.4.0
Disabled:
  - admin_audit
  - checksum
  - encryption
  - files_external
  - groupfolders
  - metadata
  - spreed
  - tasks
  - user_external
  - user_ldap

Nextcloud configuration:

Config report

{
    "system": {
        "instanceid": "***REMOVED SENSITIVE VALUE***",
        "passwordsalt": "***REMOVED SENSITIVE VALUE***",
        "secret": "***REMOVED SENSITIVE VALUE***",
        "trusted_domains": "***REMOVED SENSITIVE VALUE***",
        "datadirectory": "***REMOVED SENSITIVE VALUE***",
        "overwrite.cli.url": "***REMOVED SENSITIVE VALUE***",
        "dbtype": "mysql",
        "version": "14.0.0.13",
        "dbname": "***REMOVED SENSITIVE VALUE***",
        "dbhost": "***REMOVED SENSITIVE VALUE***",
        "dbport": "",
        "dbtableprefix": "oc_",
        "dbuser": "***REMOVED SENSITIVE VALUE***",
        "dbpassword": "***REMOVED SENSITIVE VALUE***",
        "installed": true,
        "memcache.local": "\\OC\\Memcache\\APCu",
        "maintenance": false,
        "theme": "",
        "loglevel": 2,
        "updater.release.channel": "beta",
        "updater.secret": "***REMOVED SENSITIVE VALUE***"
    }
}

Are you using external storage, if yes which one: no

Are you using encryption: no

Are you using an external user-backend, if yes which one: no

Client configuration

Browser: 61.0.1 (64-bit)

Operating system: Debian Stretch

Logs

Nextcloud log (data/nextcloud.log)

Nextcloud log

Error | PHP | Undefined index: appstoreData at /var/www/nextcloud/settings/Controller/AppSettingsController.php#254

Browser log

Browser log

Content Security Policy: The page’s settings blocked the loading of a resource at self (“script-src”). Source: ;!function(){var t,e,n,o=0,u=function(t,....

Screenshots:

[nextcloud-bot]

GitMate.io thinks possibly related issues are #9190 ([Feature Improvement] Apps section, search, "all"), #5769 (Select All not limited to search results), #1563 (Search in apps view broken, if multiple authors are specified), #1064 (Apps search should work across categories), and #10442 (Contact list broken layout).

[rullzer]

@juliushaertl @skjnldsv

[weeman1337]

I'll take over this one. Looks like the issue is table and flex layout mixed up.