Drag and drop a file into a subfolder fails in some browsers

[pmarini-nc]

⚠️ 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 OR Nextcloud Community Forum (I've searched it).
• Nextcloud Server is up to date. See Maintenance and Release Schedule for supported versions.
• I agree to follow Nextcloud's Code of Conduct.

Bug description

Drag and drop a file into a subfolder fails in some browser. I have replicated in Chromium while other users report this in Chrome and Edge. The issue is not replicated in Firefox.

Steps to reproduce

1. Drag and drop a local file to a subfolder from one of the affected browser
2. Uknown error is shown and the file is not uploaded

Check screen recordings:

https://github.com/user-attachments/assets/67eabb45-850a-4d4e-af3d-19f4fa3910ec
https://github.com/user-attachments/assets/59d7d4aa-28d9-436c-ac40-f50d1c41bbfd

Version of Chromium: Version 147.0.7727.116 (Official Build) snap (64-bit)
Version of Firefox: 150.0.3 (64-bit)

Expected behavior

The file is uploaded

Nextcloud Server version

33

Operating system

Debian/Ubuntu

PHP engine version

PHP 8.3

Web server

Apache (supported)

Database engine version

MariaDB

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

Upgraded to a MAJOR version (ex. 31 to 32)

Are you using the Nextcloud Server Encryption module?

Encryption is Disabled

What user-backends are you using?

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

Configuration report

List of activated Apps

Nextcloud Signing status

Nextcloud Logs

Additional info

No response

[solracsf]

Please report either Nextcloud logs or Browser Console logs.

[pmarini-nc]

Hello @solracsf,

Nextcloud server log is not reporting anything related. Here is the browser console screenshot

[solracsf]

Duplicate of #60139