⚠️ This issue respects the following points: ⚠️

• This is a bug, not a question or a configuration/webserver/proxy issue.
• This issue is not already reported on Github (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• Maps app is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

If a custom map already have a linked favorite, Link to map on a second favorite to that custom map will failed, unless manually edit .favorites_share.json to add the second link.

Steps to reproduce

1. Create custom map named CUSTOM MAP
2. Create favorite named favorite 1
3. Create favorite named favorite 2
4. Create share line in favorite 1
5. Create share line in favorite 2
6. Click Link to map of favorite 1 and choose CUSTOM MAP success
7. Click Link to map of favorite 2 and choose CUSTOM MAP failed

Expected behavior

One custom map should be linked with multiple linked faavorite, without maunally editing .favorite_shares.json

Installation method

Other

Operating system

Other

PHP engine version

PHP 8.1

Web server

Nginx

Database engine version

PostgreSQL

Is this bug present after an update or on a fresh install of the server?

None

Is this bug present after an update or on a fresh install of the app?

None

Are you using the Nextcloud Server Encryption module?

None

What user-backends are you using?

• Default user-backend (database)
• LDAP/ Active Directory
• SSO - SAML
• Other

Configuration report

No response

List of activated Apps

Enabled:
  - activity: 2.21.1
  - calendar: 4.7.6
  - circles: 29.0.0-dev
  - cloud_federation_api: 1.12.0
  - comments: 1.19.0
  - contacts: 6.0.0
  - contactsinteraction: 1.10.0
  - dashboard: 7.9.0
  - dav: 1.30.1
  - end_to_end_encryption: 1.15.2
  - federatedfilesharing: 1.19.0
  - federation: 1.19.0
  - files: 2.1.0
  - files_downloadlimit: 2.0.0
  - files_pdfviewer: 2.10.0
  - files_reminders: 1.2.0
  - files_sharing: 1.21.0
  - files_trashbin: 1.19.0
  - files_versions: 1.22.0
  - firstrunwizard: 2.18.0
  - groupfolders: 17.0.0
  - logreader: 2.14.0
  - lookup_server_connector: 1.17.0
  - maps: 1.4.0
  - memories: 7.3.1
  - nextcloud_announcements: 1.18.0
  - notifications: 2.17.0
  - oauth2: 1.17.0
  - onlyoffice: 9.2.2
  - password_policy: 1.19.0
  - photos: 2.5.0
  - previewgenerator: 5.5.0
  - privacy: 1.13.0
  - provisioning_api: 1.19.0
  - recommendations: 2.1.0
  - related_resources: 1.4.0
  - serverinfo: 1.19.0
  - settings: 1.12.0
  - sharebymail: 1.19.0
  - support: 1.12.0
  - survey_client: 1.17.0
  - systemtags: 1.19.0
  - tasks: 0.16.0
  - text: 3.10.0
  - theming: 2.4.0
  - twofactor_backupcodes: 1.18.0
  - twofactor_webauthn: 1.4.0
  - updatenotification: 1.19.1
  - user_status: 1.9.0
  - viewer: 2.3.0
  - weather_status: 1.9.0
  - workflowengine: 2.11.0

Nextcloud Signing status

No response

Nextcloud Logs

No response

Browser Console

No response

Additional info

No response